Komatsu S6D170-1A Cylinder Block Parts Hub

Komatsu S6D170-1A 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 S6D170-1A 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.

S6D170-1A — Cylinder Block

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d1702r/060010a.png
ENGINES/s6d1702r/060010a.png · 26 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
7 6127-21-1741 Washer 14 SN: 10025-UP
8 04020-00514 Pin 2 SN: 10025-UP
12 07043-50108 Plug 15 SN: 10025-UP
13 07043-00108 Plug 3 SN: 10025-UP
15 07040-11409 Plug 2 SN: 10025-UP
16 07005-01412 Gasket (K2) 2 SN: 10025-UP
17 07040-11007 Plug 1 SN: 10025-UP
18 07005-01012 Gasket (K2) 1 SN: 10025-UP
19 04020-01434 Pin 2 SN: 10025-UP
21 6610-11-1410 Pin 12 SN: 10025-UP
23 6162-23-2210 Liner 6 SN: 10025-UP
24 6162-23-2250 Seal (K2) 6 SN: 10025-UP
25 6162-23-2220 O-Ring (K2) 6 SN: 10025-UP
26 6162-23-2240 O-Ring (K2) 6 SN: 10025-UP
27 6162-23-1840 Nozzle 1 SN: 10025-UP
28 6162-23-1850 Nozzle 5 SN: 10025-UP
30 07000-62016 O-Ring (K2) 6 SN: 10025-UP
31 01010-30818 Bolt 6 SN: 10025-UP
32 01602-00825 Washer 6 SN: 10025-UP
35 01010-31030 Bolt 6 SN: 10025-UP
36 01010-31035 Bolt 2 SN: 10025-UP
37 01602-01030 Washer 8 SN: 10025-UP
39 6127-51-6821 Gasket 1 SN: 10691-UP
40 01010-31025 Bolt 2 SN: 10691-UP
41 01602-01030 Washer 2 SN: 10691-UP
42 07213-50610 Connector 1 SN: 10025-UP

S6D170-1A — Cylinder Block

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d170dc/060010a.png
ENGINES/s6d170dc/060010a.png · 26 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
7 6127-21-1741 Washer 14 SN: 10025-UP
8 04020-00514 Pin 2 SN: 10025-UP
12 07043-50108 Plug 15 SN: 10025-UP
13 07043-00108 Plug 3 SN: 10025-UP
15 07040-11409 Plug 2 SN: 10025-UP
16 07005-01412 Gasket (K2) 2 SN: 10025-UP
17 07040-11007 Plug 1 SN: 10025-UP
18 07005-01012 Gasket (K2) 1 SN: 10025-UP
19 04020-01434 Pin 2 SN: 10025-UP
21 6610-11-1410 Pin 12 SN: 10025-UP
23 6162-23-2210 Liner 6 SN: 10025-UP
24 6162-23-2250 Seal (K2) 6 SN: 10025-UP
25 6162-23-2220 O-Ring (K2) 6 SN: 10025-UP
26 6162-23-2240 O-Ring (K2) 6 SN: 10025-UP
27 6162-23-1840 Nozzle 1 SN: 10025-UP
28 6162-23-1850 Nozzle 5 SN: 10025-UP
30 07000-62016 O-Ring (K2) 6 SN: 10025-UP
31 01010-30818 Bolt 6 SN: 10025-UP
32 01602-00825 Washer 6 SN: 10025-UP
35 01010-31030 Bolt 6 SN: 10025-UP
36 01010-31035 Bolt 2 SN: 10025-UP
37 01602-01030 Washer 8 SN: 10025-UP
39 6127-51-6821 Gasket 1 SN: 10691-UP
40 01010-31025 Bolt 2 SN: 10691-UP
41 01602-01030 Washer 2 SN: 10691-UP
42 07213-50610 Connector 1 SN: 10025-UP

S6D170-1A — Idler Gear And Case

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d1702r/060040a.png
ENGINES/s6d1702r/060040a.png · 25 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 04020-01434 Pin 2 SN: 10025-UP
3 07043-50108 Plug 2 SN: 10025-UP
4 6162-23-3810 Gasket (K2) 1 SN: 10025-UP
5 01010-31450 Bolt 3 SN: 10025-UP
6 01010-31435 Bolt 4 SN: 10025-UP
7 01602-01442 Washer 6 SN: .-UP
7 01602-01442 Washer 9 SN: 10025-.
8 01643-31445 Washer 9 SN: .-UP
9 01010-31260 Bolt 10 SN: 10025-UP
10 01602-01236 Washer 10 SN: 10025-UP
13 6162-33-6160 Metal 2 SN: 10496-UP
17 01643-31645 Washer 1 SN: 10025-10636
17 01643-31845 Washer 1 SN: 10637-UP
18 04020-00820 Pin 1 SN: 10025-UP
20 01602-01030 Washer 6 SN: 10025-UP
22 6162-33-6121 Bushing 1 SN: 10496-UP
23 6162-33-6160 Metal 2 SN: 10368-UP
26 01643-31645 Washer 1 SN: 10025-10636
26 01643-31845 Washer 1 SN: 10637-UP
28 6162-33-6121 Bushing 1 SN: 10496-UP
29 6162-33-6160 Metal 2 SN: 10368-UP
32 01643-31645 Washer 1 SN: 10025-10636
32 01643-31845 Washer 1 SN: 10637-UP
6A 01010-31435 Bolt,(Not Shown) 2 SN: 10025-.
6A 01010-31440 Bolt,(Not Shown) 2 SN: .-UP

S6D170-1A — Idler Gear And Case

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d170dc/060040a.png
ENGINES/s6d170dc/060040a.png · 25 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 04020-01434 Pin 2 SN: 10025-UP
3 07043-50108 Plug 2 SN: 10025-UP
4 6162-23-3810 Gasket (K2) 1 SN: 10025-UP
5 01010-31450 Bolt 3 SN: 10025-UP
6 01010-31435 Bolt 4 SN: 10025-UP
7 01602-01442 Washer 6 SN: .-UP
7 01602-01442 Washer 9 SN: 10025-.
8 01643-31445 Washer 9 SN: .-UP
9 01010-31260 Bolt 10 SN: 10025-UP
10 01602-01236 Washer 10 SN: 10025-UP
13 6162-33-6160 Metal 2 SN: 10496-UP
17 01643-31645 Washer 1 SN: 10025-10636
17 01643-31845 Washer 1 SN: 10637-UP
18 04020-00820 Pin 1 SN: 10025-UP
20 01602-01030 Washer 6 SN: 10025-UP
22 6162-33-6121 Bushing 1 SN: 10496-UP
23 6162-33-6160 Metal 2 SN: 10368-UP
26 01643-31645 Washer 1 SN: 10025-10636
26 01643-31845 Washer 1 SN: 10637-UP
28 6162-33-6121 Bushing 1 SN: 10496-UP
29 6162-33-6160 Metal 2 SN: 10368-UP
32 01643-31645 Washer 1 SN: 10025-10636
32 01643-31845 Washer 1 SN: 10637-UP
6A 01010-31435 Bolt,(Not Shown) 2 SN: 10025-.
6A 01010-31440 Bolt,(Not Shown) 2 SN: .-UP

S6D170-1A — Cylinder Block Cover

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d1702r/060020a.png
ENGINES/s6d1702r/060020a.png · 21 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
3 01010-31070 Bolt 1 SN: 10025-UP
4 01010-31055 Bolt 11 SN: 10025-UP
5 01010-31030 Bolt 16 SN: 10025-UP
6 01010-31035 Bolt 2 SN: 10025-UP
7 01602-01030 Washer 30 SN: 10025-UP
8 01640-01016 Washer 30 SN: 10025-UP
10 07000-03045 O-Ring (K2) 1 SN: 10025-UP
11 01010-31025 Bolt 2 SN: 10025-UP
12 01602-01030 Washer 2 SN: 10025-UP
14 07281-00489 Clamp 1 SN: 10025-UP
16 07025-00100 Cap 1 SN: 10025-UP
17 07000-03045 O-Ring (K2) 1 SN: 10025-UP
18 01010-31035 Bolt 2 SN: 10025-UP
19 01602-01030 Washer 2 SN: 10025-UP
23 07000-02012 O-Ring (K2) 1 SN: 10025-UP
30 01010-30820 Bolt 3 SN: 10025-UP
31 01580-00806 Nut 3 SN: 10025-UP
32 01602-00825 Washer 3 SN: 10025-UP
33 01643-30823 Washer 3 SN: 10028-UP
34 01010-31025 Bolt 1 SN: 10025-UP
35 01602-01030 Washer 1 SN: 10025-UP

S6D170-1A — Cylinder Block Cover

Komatsu S6D170-1A Cylinder Block Parts diagram ENGINES/s6d170dc/060020a.png
ENGINES/s6d170dc/060020a.png · 21 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
3 01010-31070 Bolt 1 SN: 10025-UP
4 01010-31055 Bolt 11 SN: 10025-UP
5 01010-31030 Bolt 16 SN: 10025-UP
6 01010-31035 Bolt 2 SN: 10025-UP
7 01602-01030 Washer 30 SN: 10025-UP
8 01640-01016 Washer 30 SN: 10025-UP
10 07000-03045 O-Ring (K2) 1 SN: 10025-UP
11 01010-31025 Bolt 2 SN: 10025-UP
12 01602-01030 Washer 2 SN: 10025-UP
14 07281-00489 Clamp 1 SN: 10025-UP
16 07025-00100 Cap 1 SN: 10025-UP
17 07000-03045 O-Ring (K2) 1 SN: 10025-UP
18 01010-31035 Bolt 2 SN: 10025-UP
19 01602-01030 Washer 2 SN: 10025-UP
23 07000-02012 O-Ring (K2) 1 SN: 10025-UP
30 01010-30820 Bolt 3 SN: 10025-UP
31 01580-00806 Nut 3 SN: 10025-UP
32 01602-00825 Washer 3 SN: 10025-UP
33 01643-30823 Washer 3 SN: 10028-UP
34 01010-31025 Bolt 1 SN: 10025-UP
35 01602-01030 Washer 1 SN: 10025-UP

Shop the Komatsu S6D170-1A Cylinder Block Parts collection

S6D170-1A Cylinder Block Parts lookup notes

Use this hub when the repair has already been narrowed to cylinder block parts. Confirm each part against the engine serial range, parts-book callout, quantity, and option notes before ordering.

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This hub includes 52 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.