Komatsu S6D155-4C Cylinder Block Parts Hub

Komatsu S6D155-4C Cylinder Block Parts is a focused 19PARTS hub for buyers working inside a specific Komatsu engine model and repair system. It is meant to reduce guesswork by tying engine-model navigation to related product listings and part-number references.

Diagram callout lookup for Komatsu S6D155-4C Cylinder Block 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.

S6D155-4C — Flywheel¤ Power Take Off And Flywheel Housing

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551r/060230a.png
ENGINES/s6d1551r/060230a.png · 50 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
4 01010-31030 Bolt 12 SN: 10011-UP
5 6127-31-1330 Lock 12 SN: 10011-UP
7 01010-31225 Bolt 6 SN: 10011-UP
8 6127-31-1350 Lock 3 SN: 10011-UP
16 04020-01434 Dowel Pin 4 SN: 10011-UP
18 07000-05175 O-Ring 1 SN: 10011-UP
20 01010-31030 Bolt 5 SN: 11274-UP
20 01010-31030 Bolt 6 SN: 10011-11273
21 01602-01030 Washer 6 SN: 10011-UP
23 6128-21-4170 Shaft 1 SN: 10011-UP
25 07000-05165 O-Ring 1 SN: 10011-UP
26 06000-06314 Ball Bearing 1 SN: 10011-UP
27 01530-06814 Nut 1 SN: 10011-UP
28 01658-26823 Washer 1 SN: 10011-UP
29 06004-00215 Roller Bearing 1 SN: 10011-UP
31 6128-21-4190 Dowel Ring 1 SN: 10011-UP
33 01010-31230 Bolt 6 SN: 10011-UP
34 01602-01236 Washer 6 SN: 10011-UP
35 6128-21-4321 Idler Gear 1 SN: 10011-UP
36 06002-30217 Roller Bearing 2 SN: 13846-UP
38 6128-21-4340 Retainer 1 SN: 10011-UP
39 6128-21-4600 Shim Ass'Y 1 SN: 10011-UP
39 6128-21-4610 Shim 1 SN: 10081-UP
39 6128-21-4620 Shim 2 SN: 10011-UP
39 6128-21-4630 Shim 4 SN: 10011-UP
41 6128-21-4360 Lock 1 SN: 10011-UP
43 07000-03095 O-Ring 1 SN: 10011-UP
44 07000-03110 O-Ring 1 SN: 10011-UP
45 01010-31245 Bolt 4 SN: 10011-UP
46 01602-01236 Washer 4 SN: 10011-UP
47 06000-06010 Ball Bearing 2 SN: 10011-UP
49 6128-21-4540 Collar 1 SN: 10011-UP
50 6128-21-4510 Shaft 1 SN: 10011-UP
52 01010-31020 Bolt 6 SN: 10011-UP
53 6127-21-4550 Lock 3 SN: 10011-UP
55 07043-00108 Plug 1 SN: 10692-UP
56 01010-31045 Bolt 1 SN: 10274-11709
57 01641-21016 Washer 1 SN: 10274-UP
58 6127-21-4813 Gasket 1 SN: 10278-UP
59 01010-31845 Bolt 4 SN: 10278-UP
60 01010-31850 Bolt 10 SN: 10278-UP
61 01643-31845 Washer 14 SN: 10011-UP
62 6128-21-4230 Seal 1 SN: 10011-UP
64 07000-65220 O-Ring 1 SN: 10011-UP
65 01010-31025 Bolt 8 SN: 10011-UP
66 6127-21-4240 Lock Plate 2 SN: 10011-UP
68 6127-21-4260 Lock Plate 1 SN: 10011-UP
71 01010-61845 Bolt 8 SN: 10278-UP
72 6643-21-4731 Plate 4 SN: 10011-UP
21A 01641-21016 Washer 6 SN: 10011-UP

S6D155-4C — Flywheel¤ Power Take Off And Flywheel Housing

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551c/060230a.png
ENGINES/s6d1551c/060230a.png · 50 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
4 01010-31030 Bolt 12 SN: 10011-UP
5 6127-31-1330 Washer (K2) 12 SN: 10011-UP
7 01010-31225 Bolt 6 SN: 10011-UP
8 6127-31-1350 Lock (K2) 3 SN: 10011-UP
16 04020-01434 Pin 4 SN: 10011-UP
18 07000-05175 O-Ring (K3) 1 SN: 10011-UP
20 01010-31030 Bolt 5 SN: 11274-UP
20 01010-31030 Bolt 6 SN: 10011-11273
21 01602-01030 Washer 6 SN: 10011-UP
23 6128-21-4170 Shaft 1 SN: 10011-UP
25 07000-05165 O-Ring (K3) 1 SN: 10011-UP
26 06000-06314 Bearing 1 SN: 10011-UP
27 01530-06814 Nut 1 SN: 10011-UP
28 01658-26823 Washer (K3) 1 SN: 10011-UP
29 06004-00215 Bearing 1 SN: 10011-UP
31 6128-21-4190 Ring 1 SN: 10011-UP
33 01010-31230 Bolt 6 SN: 10011-UP
34 01602-01236 Washer 6 SN: 10011-UP
35 6128-21-4321 Gear 1 SN: 10011-UP
36 06002-30217 Bearing 2 SN: 13846-UP
38 6128-21-4340 Retainer 1 SN: 10011-UP
39 6128-21-4600 Shim Ass'Y 1 SN: 10011-UP
39 6128-21-4610 Shim, 1.0Mm 1 SN: 10081-UP
39 6128-21-4620 Shim, 0.5Mm 2 SN: 10011-UP
39 6128-21-4630 Shim, 0.1Mm 4 SN: 10011-UP
41 6128-21-4360 Lock (K3) 1 SN: 10011-UP
43 07000-03095 O-Ring (K3) 1 SN: 10011-UP
44 07000-03110 O-Ring (K3) 1 SN: 10011-UP
45 01010-31245 Bolt 4 SN: 10011-UP
46 01602-01236 Washer 4 SN: 10011-UP
47 06000-06010 Bearing 2 SN: 10011-UP
49 6128-21-4540 Collar 1 SN: 10011-UP
50 6128-21-4510 Shaft 1 SN: 10011-UP
52 01010-31020 Bolt 6 SN: 10011-UP
53 6127-21-4550 Lock (K3) 3 SN: 10011-UP
55 07043-00108 Plug 1 SN: 10692-UP
56 01010-31045 Bolt 1 SN: 10274-11709
57 01641-21016 Washer 1 SN: 10274-UP
58 6127-21-4813 Gasket (K2) 1 SN: 10278-UP
59 01010-31845 Bolt 4 SN: 10278-UP
60 01010-31850 Bolt 10 SN: 10278-UP
61 01643-31845 Washer 14 SN: 10011-UP
62 6128-21-4230 Seal, Rear (K2) 1 SN: 10011-UP
64 07000-65220 O-Ring (K2) 1 SN: 10011-UP
65 01010-31025 Bolt 8 SN: 10011-UP
66 6127-21-4240 Lock (K2) 2 SN: 10011-UP
68 6127-21-4260 Lock (K2) 1 SN: 10011-UP
71 01010-61845 Bolt 8 SN: 10278-UP
72 6643-21-4731 Plate (K2) 4 SN: 10011-UP
21A 01641-21016 Washer 6 SN: 10011-UP

S6D155-4C — Cylinder Block(#12599-)

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551r/060190a.png
ENGINES/s6d1551r/060190a.png · 34 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 07046-15020 Plug 1 SN: 12599-UP
3 07043-00415 Plug 2 SN: 12599-UP
4 04020-01842 Pin 2 SN: 14953-UP
4 04020-01842 Pin 1 SN: 12599-14952
5 04020-00820 Pin 2 SN: 12599-UP
9 07043-01019 Plug 1 SN: 12599-UP
11 07040-11409 Plug 1 SN: 12599-UP
12 07003-01419 Gasket (K2) 1 SN: 12599-UP
13 04020-01024 Pin 6 SN: 12599-UP
19 07043-01019 Plug 1 SN: 12599-UP
24 04020-00616 Pin 2 SN: 12599-UP
26 6127-21-1741 Washer 14 SN: 16181-UP
28 01010-31230 Bolt 4 SN: 12599-UP
29 01650-21212 Washer (K2) 4 SN: 12599-UP
34 01010-31035 Bolt 3 SN: 12599-UP
35 01650-21012 Washer (K2) 3 SN: 12599-UP
38 6127-21-2431 Lock (K2) 1 SN: 12599-UP
40 07000-62016 O-Ring (K2) 1 SN: 12599-UP
41 01010-30818 Bolt 6 SN: 12599-UP
42 01602-00825 Washer 6 SN: 12599-UP
45 01010-31025 Bolt 4 SN: 12599-20337
46 01602-01030 Washer 4 SN: 12599-20337
49 6127-21-2221 O-Ring (K2) 6 SN: 12599-UP
50 6127-21-2241 O-Ring (K2) 6 SN: 12599-UP
54 6127-21-7401 Cap 1 SN: 14782-UP
56 6127-21-6521 Gasket (K2) 2 SN: 12599-UP
58 01602-00825 Washer 16 SN: 12599-UP
59 01010-31020 Bolt 1 SN: 14050-UP
60 01602-01030 Washer 1 SN: 14050-UP
68 01582-01613 Nut 1 SN: 12599-UP
69 01602-01648 Washer 1 SN: 12599-UP
71 01010-31235 Bolt 4 SN: 12599-UP
72 01602-01236 Washer 4 SN: 12599-UP
54A 6128-21-7450 Ring 1 SN: 14781-UP

S6D155-4C — Cylinder Block(#12599-)

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551c/060190a.png
ENGINES/s6d1551c/060190a.png · 34 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 07046-15020 Plug 1 SN: 12599-UP
3 07043-00415 Plug 2 SN: 12599-UP
4 04020-01842 Pin 2 SN: 14953-UP
4 04020-01842 Pin 1 SN: 12599-14952
5 04020-00820 Pin 2 SN: 12599-UP
9 07043-01019 Plug 1 SN: 12599-UP
11 07040-11409 Plug 1 SN: 12599-UP
12 07003-01419 Gasket (K2) 1 SN: 12599-UP
13 04020-01024 Pin 6 SN: 12599-UP
19 07043-01019 Plug 1 SN: 12599-UP
24 04020-00616 Pin 2 SN: 12599-UP
26 6127-21-1741 Washer 14 SN: 16181-UP
28 01010-31230 Bolt 4 SN: 12599-UP
29 01650-21212 Washer (K2) 4 SN: 12599-UP
34 01010-31035 Bolt 3 SN: 12599-UP
35 01650-21012 Washer (K2) 3 SN: 12599-UP
38 6127-21-2431 Lock (K2) 1 SN: 12599-UP
40 07000-62016 O-Ring (K2) 1 SN: 12599-UP
41 01010-30818 Bolt 6 SN: 12599-UP
42 01602-00825 Washer 6 SN: 12599-UP
45 01010-31025 Bolt 4 SN: 12599-20337
46 01602-01030 Washer 4 SN: 12599-20337
49 6127-21-2221 O-Ring (K2) 6 SN: 12599-UP
50 6127-21-2241 O-Ring (K2) 6 SN: 12599-UP
54 6127-21-7401 Cap 1 SN: 14782-UP
56 6127-21-6521 Gasket (K2) 2 SN: 12599-UP
58 01602-00825 Washer 16 SN: 12599-UP
59 01010-31020 Bolt 1 SN: 14050-UP
60 01602-01030 Washer 1 SN: 14050-UP
68 01582-01613 Nut 1 SN: 12599-UP
69 01602-01648 Washer 1 SN: 12599-UP
71 01010-31235 Bolt 4 SN: 12599-UP
72 01602-01236 Washer 4 SN: 12599-UP
54A 6128-21-7450 Ring 1 SN: 14781-UP

S6D155-4C — Cylinder Block(#11385-12211)

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551r/060070a.png
ENGINES/s6d1551r/060070a.png · 31 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 07046-15020 Plug 1 SN: 11385-12211
3 07043-00415 Plug 2 SN: 11385-12211
4 04020-01842 Pin 1 SN: 11385-12211
5 04020-00820 Pin 2 SN: 11385-12211
9 07043-01019 Plug 1 SN: 11385-12211
11 07040-11409 Plug 1 SN: 11385-12211
12 07003-01419 Gasket (K2) 1 SN: 11385-12211
13 04020-01024 Pin 6 SN: 11385-12211
19 07043-01019 Plug 1 SN: 11385-12211
24 04020-00616 Pin 2 SN: 11385-12211
26 6127-21-1741 Washer 14 SN: 11385-12211
28 01010-31230 Bolt 4 SN: 11385-12211
29 01650-21212 Washer (K2) 4 SN: 11385-12211
34 01010-31035 Bolt 3 SN: 11385-12211
35 01650-21012 Washer (K2) 3 SN: 11385-12211
38 6127-21-2431 Lock (K2) 1 SN: 11385-12211
40 07000-02016 O-Ring 1 SN: 11385-11774
40 07000-62016 O-Ring (K2) 1 SN: 11775-12211
41 01010-30818 Bolt 6 SN: 11385-12211
42 01602-00825 Washer 6 SN: 11385-12211
45 01010-31025 Bolt 4 SN: 11710-12211
46 01602-01030 Washer 4 SN: 11710-12211
48 6127-21-2221 O-Ring (K2) 6 SN: 11385-11709
49 6127-21-2221 O-Ring (K2) 6 SN: 11385-12211
50 6127-21-2241 O-Ring (K2) 6 SN: 11385-12211
56 6127-21-6521 Gasket (K2) 2 SN: 11385-12211
58 01602-00825 Washer 16 SN: 11385-12211
68 01582-01613 Nut 1 SN: 11385-12211
69 01602-01648 Washer 1 SN: 11385-12211
71 01010-31235 Bolt 4 SN: 11385-12211
72 01602-01236 Washer 4 SN: 11385-12211

S6D155-4C — Cylinder Block(#11385-12211)

Komatsu S6D155-4C Cylinder Block Parts diagram ENGINES/s6d1551c/060070a.png
ENGINES/s6d1551c/060070a.png · 31 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 07046-15020 Plug 1 SN: 11385-12211
3 07043-00415 Plug 2 SN: 11385-12211
4 04020-01842 Pin 1 SN: 11385-12211
5 04020-00820 Pin 2 SN: 11385-12211
9 07043-01019 Plug 1 SN: 11385-12211
11 07040-11409 Plug 1 SN: 11385-12211
12 07003-01419 Gasket (K2) 1 SN: 11385-12211
13 04020-01024 Pin 6 SN: 11385-12211
19 07043-01019 Plug 1 SN: 11385-12211
24 04020-00616 Pin 2 SN: 11385-12211
26 6127-21-1741 Washer 14 SN: 11385-12211
28 01010-31230 Bolt 4 SN: 11385-12211
29 01650-21212 Washer (K2) 4 SN: 11385-12211
34 01010-31035 Bolt 3 SN: 11385-12211
35 01650-21012 Washer (K2) 3 SN: 11385-12211
38 6127-21-2431 Lock (K2) 1 SN: 11385-12211
40 07000-02016 O-Ring 1 SN: 11385-11774
40 07000-62016 O-Ring (K2) 1 SN: 11775-12211
41 01010-30818 Bolt 6 SN: 11385-12211
42 01602-00825 Washer 6 SN: 11385-12211
45 01010-31025 Bolt 4 SN: 11710-12211
46 01602-01030 Washer 4 SN: 11710-12211
48 6127-21-2221 O-Ring (K2) 6 SN: 11385-11709
49 6127-21-2221 O-Ring (K2) 6 SN: 11385-12211
50 6127-21-2241 O-Ring (K2) 6 SN: 11385-12211
56 6127-21-6521 Gasket (K2) 2 SN: 11385-12211
58 01602-00825 Washer 16 SN: 11385-12211
68 01582-01613 Nut 1 SN: 11385-12211
69 01602-01648 Washer 1 SN: 11385-12211
71 01010-31235 Bolt 4 SN: 11385-12211
72 01602-01236 Washer 4 SN: 11385-12211

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