Komatsu Engine Cooling System Parts Hub

Komatsu Engine Cooling System Parts brings together Komatsu engine listings by major repair system. This helps buyers who know the engine area they are working in but still need to confirm the exact part number, product code, diagram context, or related engine model.

Diagram callout lookup for Komatsu Engine Cooling System Parts

Use each diagram together with the table directly below it. The Diagram Ref. column corresponds to the location number shown on that specific image. Clickable part numbers link to matching 19PARTS product pages where a product match exists.

SA6D140-1EE — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d14gc/030980a.png
ENGINES/sa6d14gc/030980a.png · 74 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-.)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1N — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d14dc/030770a.png
ENGINES/sa6d14dc/030770a.png · 74 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-.)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1P — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d14ec/030770a.png
ENGINES/sa6d14ec/030770a.png · 74 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-.)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-72115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-72070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1EE-G — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d10rc/031050a.png
ENGINES/sa6d10rc/031050a.png · 72 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-32453)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-32453), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring (K6) 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal (K2) 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1N-G — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/SA6D10TC/030830a.png
ENGINES/SA6D10TC/030830a.png · 72 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-32453)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-32453), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring (K6) 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal (K2) 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1P-G — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/SA6D10UC/030830a.png
ENGINES/SA6D10UC/030830a.png · 72 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-25686
1 6212-61-1305 Water Pump Ass'Y 1 SN: 25687-UP
2 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
2 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1304 Water Pump Ass'Y 1 SN: (25687-.)
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
3 This shows a discontinued part. The part specified in the above line is supplied instead.6212-61-1303 Water Pump Ass'Y 1 SN: (25687-32453)
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
15 6150-61-1520 Seal, Water 1 SN: 17739-@, KIT-FLAG: S
15 6211-61-1521 Seal, Water 1 SN: 22237-25686, KIT-FLAG: S
15 6211-61-1533 Seal, Water (K6) 1 SN: 25687-UP, KIT-FLAG: S
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal, Water 1 SN: 17739-20034, KIT-FLAG: S
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal, Water (K6) 1 SN: 20035-22236, KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1530 Seal, Water (K6) 1 SN: (25687-32453), KIT-FLAG: S
15 This shows a discontinued part. The part specified in the above line is supplied instead.6211-61-1532 Seal, Water (K6) 1 SN: (25687-.), KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
18 07000-02115 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-@, KIT-FLAG: S
19 07000-02070 O-Ring (K6) 1 SN: 17739-UP, KIT-FLAG: S
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-@, KIT-FLAG: S
28 07000-G5065 O-Ring (K6) 1 SN: 22048-UP, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880, KIT-FLAG: S
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047, KIT-FLAG: S
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879, KIT-FLAG: S
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@, KIT-FLAG: S
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-@, KIT-FLAG: S
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP, KIT-FLAG: S
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
39 6210-61-6441 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19880-19880, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-@, KIT-FLAG: S
42 6210-61-6421 Gasket (K2, K6) 1 SN: 19881-UP, KIT-FLAG: S
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-@, KIT-FLAG: S
45 6162-13-6440 Seal (K2) 2 SN: 22683-UP, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-@, KIT-FLAG: S
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682, KIT-FLAG: S
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1EE — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d14lr/030920a.png
ENGINES/sa6d14lr/030920a.png · 58 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-UP
1 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP
15 6150-61-1520 Seal¤ Water 1 SN: 17739-@
15 6211-61-1521 Seal¤ Water 1 SN: 22237-UP
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal¤ Water 1 SN: 17739-20034
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal¤ Water (K6) 1 SN: 20035-22236
18 07000-02115 O-Ring (K6) 1 SN: 17739-@
18 07000-02115 O-Ring (K6) 1 SN: 17739-UP
19 07000-02070 O-Ring (K6) 1 SN: 17739-@
19 07000-02070 O-Ring (K6) 1 SN: 17739-UP
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-UP
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2¤ K6) 1 SN: 19880-19880
39 6210-61-6441 Gasket (K2¤ K6) 1 SN: 19881-UP
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879
42 6210-61-6421 Gasket (K2¤ K6) 1 SN: 19880-19880
42 6210-61-6421 Gasket (K2¤ K6) 1 SN: 19881-UP
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-UP
45 6710-11-6451 Seal (K2) 2 SN: 17739-@
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

SA6D140-1N — Water Pump And Thermostat(#17739-19880)

Komatsu Engine Cooling System Parts diagram ENGINES/sa6d14jr/030760a.png
ENGINES/sa6d14jr/030760a.png · 58 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6212-61-1301 Water Pump Ass'Y 1 SN: 17739-@
1 6212-61-1302 Water Pump Ass'Y 1 SN: 22237-UP
1 The part specified in the line above can be used instead of this part6212-61-1301 Water Pump Ass'Y 1 SN: 17739-22236
3 6212-61-1322 Shaft 1 SN: 18783-@
3 6212-61-1322 Shaft 1 SN: 18783-UP
3 The part and the part specified in the line immediately above are interchangeable.6212-61-1321 Shaft 1 SN: 17739-18782
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-@
5 6210-61-1520 Seal,Oil (K6) 2 SN: 17739-UP
6 04065-07225 Ring,Snap 1 SN: 17739-@
6 04065-07225 Ring,Snap 1 SN: 17739-UP
9 06000-06305 Bearing 1 SN: 17739-@
9 06000-06305 Bearing 1 SN: 17739-UP
10 06030-06306 Bearing,Ball 1 SN: 17739-@
10 06030-06306 Bearing,Ball 1 SN: 17739-UP
14 07000-02145 O-Ring (K6) 1 SN: 17739-@
14 07000-02145 O-Ring (K6) 1 SN: 17739-UP
15 6150-61-1520 Seal¤ Water 1 SN: 17739-@
15 6211-61-1521 Seal¤ Water 1 SN: 22237-UP
15 The part and the part specified in the line immediately above are interchangeable.6150-61-1520 Seal¤ Water 1 SN: 17739-20034
15 The part specified in the line above can be used instead of this part6211-61-1520 Seal¤ Water (K6) 1 SN: 20035-22236
18 07000-02115 O-Ring (K6) 1 SN: 17739-@
18 07000-02115 O-Ring (K6) 1 SN: 17739-UP
19 07000-02070 O-Ring (K6) 1 SN: 17739-@
19 07000-02070 O-Ring (K6) 1 SN: 17739-UP
20 01010-51095 Bolt 3 SN: 17739-@
20 01010-81095 Bolt 3 SN: 17739-UP
21 01640-21016 Washer 3 SN: 17739-@
21 01640-21016 Washer 3 SN: 17739-UP
25 07043-00415 Plug 1 SN: 17739-@
25 07043-00415 Plug 1 SN: 17739-UP
26 6210-61-6371 Gasket (K6) 1 SN: 19880-19880
26 6210-61-6371 Gasket (K6) 1 SN: 19881-UP
26 The part specified in the line above can be used instead of this part6210-61-6370 Gasket 1 SN: 17739-19879
27 6210-61-6341 Gasket (K6) 1 SN: 19880-19880
27 6210-61-6341 Gasket (K6) 1 SN: 19881-UP
27 The part specified in the line above can be used instead of this part6210-61-6340 Gasket 1 SN: 17739-19879
28 07000-G5065 O-Ring 1 SN: 22048-UP
28 6166-11-6290 O-Ring (K6) 1 SN: 19880-19880
28 6166-11-6290 O-Ring (K6) 1 SN: 19881-22047
33 The part specified in the line above can be used instead of this part07000-03032 O-Ring 1 SN: 17739-19879
34 01435-01020 Bolt 1 SN: 17739-@
34 01435-01020 Bolt 1 SN: 17739-23448
36 02893-05037 O-Ring (K6) 2 SN: 17739-@
36 02893-05037 O-Ring (K6) 2 SN: 17739-UP
38 6212-61-6821 Gasket (K6) 1 SN: 19880-19880
38 6212-61-6821 Gasket (K6) 1 SN: 19881-UP
38 The part specified in the line above can be used instead of this part6212-61-6820 Gasket 1 SN: 17739-19879
39 6210-61-6441 Gasket (K2¤ K6) 1 SN: 19880-19880
39 6210-61-6441 Gasket (K2¤ K6) 1 SN: 19881-UP
39 The part specified in the line above can be used instead of this part6210-61-6440 Gasket 1 SN: 17739-19879
42 6210-61-6421 Gasket (K2¤ K6) 1 SN: 19880-19880
42 6210-61-6421 Gasket (K2¤ K6) 1 SN: 19881-UP
42 The part specified in the line above can be used instead of this part6210-61-6420 Gasket 1 SN: 17739-19879
45 6162-13-6440 Seal 2 SN: 22683-UP
45 6710-11-6451 Seal (K2) 2 SN: 17739-@
45 6710-11-6451 Seal (K2) 2 SN: 17739-22682
46 600-421-6630 Thermostat 2 SN: 17739-@
46 600-421-6630 Thermostat 2 SN: 17739-UP

Shop the Komatsu Engine Cooling System Parts collection

How to use this engine system hub

Use the cooling system hub for water pumps, thermostats, radiator-related engine components, fan drives, and coolant piping.

Many Komatsu engine repairs involve small differences by serial range and arrangement. Use this hub as a practical starting point, then confirm the exact part number against your engine book or serial-specific reference.

Featured Komatsu cooling system parts

This hub includes 531 linked product listings. Use the collection link above to browse the full set.

Parts-book verification before ordering

Komatsu engine parts often change by engine arrangement, serial range, diagram callout, and option note. 19PARTS uses engine-model organization to help you move from a broad Komatsu part number search into a tighter reference path, but final fitment should always be confirmed against your engine serial number and parts book.

Our Keep Ops Moving approach is simple: give buyers cleaner lookup paths, clear part-number references, and practical cross-navigation so rebuild shops, fleet teams, mechanics, and equipment owners can identify the right components faster.