Komatsu Engine Flywheel and Housing Parts Hub
Komatsu Engine Flywheel and Housing 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 Flywheel and Housing 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

| 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

| 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 |
S6D155-4A — Flywheel¤ Power Take Off And Flywheel Housing

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 4 | 01010-31030 | Bolt | 12 | SN: 10014-UP |
| 5 | 6127-31-1330 | Washer (K2) | 12 | SN: 10014-UP |
| 8 | 6127-31-1350 | Lock (K2) | 3 | SN: 10014-UP |
| 10 | 6127-11-1620 | Washer,(S6D155-4B) | 6 | SN: 26698-UP |
| 16 | 04020-01434 | Pin | 4 | SN: 10014-UP |
| 18 | 01010-31245 | Bolt | 2 | SN: 11746-UP |
| 19 | 01582-01210 | Nut | 4 | SN: 10014-11745 |
| 20 | 01602-01236 | Washer | 2 | SN: 11746-UP |
| 20 | 01602-01236 | Washer | 4 | SN: 10014-11745 |
| 22 | 07000-05165 | O-Ring (K2) | 1 | SN: 10014-UP |
| 24 | 01010-31030 | Bolt | 6 | SN: 10014-UP |
| 25 | 01602-01030 | Washer | 6 | SN: 10014-UP |
| 26 | 01641-21016 | Washer | 1 | SN: 10014-UP |
| 30 | 07000-05150 | O-Ring (K2) | 1 | SN: 10014-UP |
| 32 | 01530-06214 | Nut | 1 | SN: 10014-UP |
| 33 | 01658-26223 | Washer (K2) | 1 | SN: 10014-UP |
| 34 | 06000-06214 | Bearing | 1 | SN: 10014-UP |
| 38 | 01010-31230 | Bolt | 6 | SN: 10014-UP |
| 39 | 01602-01236 | Washer | 6 | SN: 10014-UP |
| 40 | 6128-21-4321 | Gear | 1 | SN: 10014-UP |
| 41 | 06002-30217 | Bearing | 2 | SN: 13846-UP |
| 43 | 6128-21-4340 | Retainer | 1 | SN: 10014-UP |
| 45 | 6128-21-4360 | Lock (K2) | 1 | SN: 10014-UP |
| 47 | 07000-03095 | O-Ring (K2) | 1 | SN: 10014-UP |
| 48 | 07000-03110 | O-Ring (K2) | 1 | SN: 10014-UP |
| 49 | 06000-06010 | Bearing | 2 | SN: 10014-UP |
| 51 | 6128-21-4540 | Collar | 1 | SN: 10014-UP |
| 52 | 6128-21-4510 | Shaft | 1 | SN: 10014-UP |
| 54 | 01010-31020 | Bolt | 6 | SN: 10014-UP |
| 55 | 6127-21-4550 | Lock (K2) | 3 | SN: 10014-UP |
| 58 | 6128-21-4600 | Shim Ass'Y | 1 | SN: 10014-UP |
| 58 | 6128-21-4610 | Shim¤ 1.0Mm | 1 | SN: 10014-UP |
| 58 | 6128-21-4620 | Shim¤ 0.5Mm | 1 | SN: 10014-UP |
| 58 | 6128-21-4630 | Shim¤ 0.1Mm | 2 | SN: 10014-UP |
| 59 | 6127-21-4813 | Gasket (K2) | 1 | SN: 10278-UP |
| 60 | 01010-31845 | Bolt | 4 | SN: 10278-UP |
| 61 | 01010-31855 | Bolt | 7 | SN: 10278-UP |
| 61 | 01010-31870 | Bolt | 3 | SN: 10278-UP |
| 62 | 01602-01854 | Washer | 14 | SN: 10014-16057 |
| 62 | 01643-31845 | Washer | 14 | SN: 16058-UP |
| 63 | 6128-21-4230 | Seal¤ Rear (K2) | 1 | SN: 15953-UP |
| 65 | 07000-65220 | O-Ring (K2) | 1 | SN: 13462-UP |
| 66 | 01010-31025 | Bolt | 8 | SN: 10014-UP |
| 67 | 6127-21-4240 | Lock (K2) | 2 | SN: 10014-29842 |
| 69 | 6127-21-4260 | Lock (K2) | 1 | SN: 10014-29842 |
| 72 | 01010-61845 | Bolt | 8 | SN: 10278-UP |
| 73 | 6643-21-4731 | Plate (K2) | 4 | SN: 10014-UP |
| 66A | 01602-01030 | Washer | 8 | SN: 29843-UP |
S6D155-4A — Flywheel¤ Power Take Off And Flywheel Housing

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 4 | 01010-31030 | Bolt | 12 | SN: 10014-UP |
| 5 | 6127-31-1330 | Washer (K2) | 12 | SN: 10014-UP |
| 8 | 6127-31-1350 | Lock (K2) | 3 | SN: 10014-UP |
| 10 | 6127-11-1620 | Washer,(S6D155-4B) | 6 | SN: 26698-UP |
| 16 | 04020-01434 | Pin | 4 | SN: 10014-UP |
| 18 | 01010-31245 | Bolt | 2 | SN: 11746-UP |
| 19 | 01582-01210 | Nut | 4 | SN: 10014-11745 |
| 20 | 01602-01236 | Washer | 2 | SN: 11746-UP |
| 20 | 01602-01236 | Washer | 4 | SN: 10014-11745 |
| 22 | 07000-05165 | O-Ring (K2) | 1 | SN: 10014-UP |
| 24 | 01010-31030 | Bolt | 6 | SN: 10014-UP |
| 25 | 01602-01030 | Washer | 6 | SN: 10014-UP |
| 26 | 01641-21016 | Washer | 1 | SN: 10014-UP |
| 30 | 07000-05150 | O-Ring (K2) | 1 | SN: 10014-UP |
| 32 | 01530-06214 | Nut | 1 | SN: 10014-UP |
| 33 | 01658-26223 | Washer (K2) | 1 | SN: 10014-UP |
| 34 | 06000-06214 | Bearing | 1 | SN: 10014-UP |
| 38 | 01010-31230 | Bolt | 6 | SN: 10014-UP |
| 39 | 01602-01236 | Washer | 6 | SN: 10014-UP |
| 40 | 6128-21-4321 | Gear | 1 | SN: 10014-UP |
| 41 | 06002-30217 | Bearing | 2 | SN: 13846-UP |
| 43 | 6128-21-4340 | Retainer | 1 | SN: 10014-UP |
| 45 | 6128-21-4360 | Lock (K2) | 1 | SN: 10014-UP |
| 47 | 07000-03095 | O-Ring (K2) | 1 | SN: 10014-UP |
| 48 | 07000-03110 | O-Ring (K2) | 1 | SN: 10014-UP |
| 49 | 06000-06010 | Bearing | 2 | SN: 10014-UP |
| 51 | 6128-21-4540 | Collar | 1 | SN: 10014-UP |
| 52 | 6128-21-4510 | Shaft | 1 | SN: 10014-UP |
| 54 | 01010-31020 | Bolt | 6 | SN: 10014-UP |
| 55 | 6127-21-4550 | Lock (K2) | 3 | SN: 10014-UP |
| 58 | 6128-21-4600 | Shim Ass'Y | 1 | SN: 10014-UP |
| 58 | 6128-21-4610 | Shim, 1.0Mm | 1 | SN: 10014-UP |
| 58 | 6128-21-4620 | Shim, 0.5Mm | 1 | SN: 10014-UP |
| 58 | 6128-21-4630 | Shim, 0.1Mm | 2 | SN: 10014-UP |
| 59 | 6127-21-4813 | Gasket (K2) | 1 | SN: 10278-UP |
| 60 | 01010-31845 | Bolt | 4 | SN: 10278-UP |
| 61 | 01010-31855 | Bolt | 7 | SN: 10278-UP |
| 61 | 01010-31870 | Bolt | 3 | SN: 10278-UP |
| 62 | 01602-01854 | Washer | 14 | SN: 10014-16057 |
| 62 | 01643-31845 | Washer | 14 | SN: 16058-UP |
| 63 | 6128-21-4230 | Seal, Rear (K2) | 1 | SN: 15953-UP |
| 65 | 07000-65220 | O-Ring (K2) | 1 | SN: 13462-UP |
| 66 | 01010-31025 | Bolt | 8 | SN: 10014-UP |
| 67 | 6127-21-4240 | Lock (K2) | 2 | SN: 10014-29842 |
| 69 | 6127-21-4260 | Lock (K2) | 1 | SN: 10014-29842 |
| 72 | 01010-61845 | Bolt | 8 | SN: 10278-UP |
| 73 | 6643-21-4731 | Plate (K2) | 4 | SN: 10014-UP |
| 66A | 01602-01030 | Washer | 8 | SN: 29843-UP |
S6D155-4B — Flywheel¤ Power Take Off And Flywheel Housing

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 4 | 01010-31030 | Bolt | 12 | SN: 10016-26893 |
| 5 | 6127-31-1330 | Washer (K2) | 12 | SN: 10016-23893 |
| 8 | 6127-31-1350 | Lock (K2) | 3 | SN: 10016-UP |
| 10 | 6127-11-1620 | Washer | 6 | SN: 26698-UP |
| 16 | 04020-01434 | Pin | 4 | SN: 10016-UP |
| 18 | 01010-31245 | Bolt | 2 | SN: 12453-UP |
| 19 | 01582-01210 | Nut | 4 | SN: 10016-12452 |
| 20 | 01602-01236 | Washer | 2 | SN: 12453-UP |
| 20 | 01602-01236 | Washer | 4 | SN: 10016-12452 |
| 22 | 07000-05165 | O-Ring (K2) | 1 | SN: 10016-UP |
| 24 | 01010-31030 | Bolt | 6 | SN: 10016-UP |
| 25 | 01602-01030 | Washer | 6 | SN: 10016-UP |
| 26 | 01641-21016 | Washer | 1 | SN: 10016-UP |
| 30 | 07000-05150 | O-Ring (K2) | 1 | SN: 10016-UP |
| 32 | 01530-06214 | Nut | 1 | SN: 10016-UP |
| 33 | 01658-26223 | Washer (K2) | 1 | SN: 10016-UP |
| 34 | 06000-06214 | Bearing | 1 | SN: 10016-UP |
| 38 | 01010-31230 | Bolt | 6 | SN: 10016-UP |
| 39 | 01602-01236 | Washer | 6 | SN: 10016-UP |
| 40 | 6128-21-4321 | Gear | 1 | SN: 10016-UP |
| 41 | 06002-30217 | Bearing | 2 | SN: 13846-UP |
| 43 | 6128-21-4340 | Retainer | 1 | SN: 10016-UP |
| 45 | 6128-21-4360 | Lock (K2) | 1 | SN: 10016-UP |
| 47 | 07000-03095 | O-Ring (K2) | 1 | SN: 10016-UP |
| 48 | 07000-03110 | O-Ring (K2) | 1 | SN: 10016-UP |
| 49 | 06000-06010 | Bearing | 2 | SN: 10016-UP |
| 51 | 6128-21-4540 | Collar | 1 | SN: 10016-UP |
| 52 | 6128-21-4510 | Shaft | 1 | SN: 10016-UP |
| 54 | 01010-31020 | Bolt | 6 | SN: 10016-UP |
| 55 | 6127-21-4550 | Lock (K2) | 3 | SN: 10016-UP |
| 58 | 6128-21-4600 | Shim Ass'Y | 1 | SN: 10016-UP |
| 6128-21-4610 | Shim, 1.0Mm | 1 | SN: 10016-UP | |
| 58 | 6128-21-4620 | Shim, 0.5Mm | 1 | SN: 10016-UP |
| 58 | 6128-21-4630 | Shim, 0.1Mm | 2 | SN: 10016-UP |
| 59 | 6127-21-4813 | Gasket (K2) | 1 | SN: 10278-UP |
| 60 | 01010-31845 | Bolt | 4 | SN: 10278-UP |
| 61 | 01010-31855 | Bolt | 7 | SN: 10278-UP |
| 61 | 01010-31870 | Bolt | 3 | SN: 10278-UP |
| 62 | 01602-01854 | Washer | 14 | SN: 10016-16057 |
| 62 | 01643-31845 | Washer | 14 | SN: 16058-UP |
| 63 | 6128-21-4230 | Seal, Rear (K2) | 1 | SN: 15953-UP |
| 65 | 07000-65220 | O-Ring (K2) | 1 | SN: 13462-UP |
| 66 | 01010-31025 | Bolt | 8 | SN: 10016-UP |
| 67 | 6127-21-4240 | Lock (K2) | 2 | SN: 10016-29842 |
| 69 | 6127-21-4260 | Lock (K2) | 1 | SN: 10016-29842 |
| 72 | 01010-61845 | Bolt | 8 | SN: 10278-UP |
| 73 | 6643-21-4731 | Plate (K2) | 4 | SN: 10016-UP |
| 66A | 01602-01030 | Washer | 8 | SN: 29843-UP |
S6D155-4E — Flywheel¤ Power Take Off And Flywheel Housing

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 4 | 01010-31030 | Bolt | 12 | SN: 15182-26893 |
| 5 | 6127-31-1330 | Washer (K2) | 12 | SN: 15182-26893 |
| 8 | 6127-31-1350 | Lock (K2) | 3 | SN: 15182-UP |
| 10 | 6127-11-1620 | Washer | 6 | SN: 26894-UP |
| 17 | 04020-01434 | Pin | 4 | SN: 15182-UP |
| 19 | 01010-31245 | Bolt | 2 | SN: 15182-UP |
| 20 | 01602-01236 | Washer | 2 | SN: 15182-UP |
| 22 | 07000-05175 | O-Ring (K3) | 1 | SN: 15182-UP |
| 23 | 01010-31030 | Bolt | 6 | SN: 15182-UP |
| 24 | 01602-01030 | Washer | 6 | SN: 15182-UP |
| 25 | 01641-21016 | Washer | 1 | SN: 15182-UP |
| 27 | 6128-21-4170 | Shaft | 1 | SN: 15182-UP |
| 29 | 07000-05165 | O-Ring (K3) | 1 | SN: 15182-UP |
| 30 | 06000-06314 | Bearing | 1 | SN: 15182-UP |
| 31 | 01530-06814 | Nut | 1 | SN: 15182-UP |
| 32 | 01658-06823 | Washer | 1 | SN: 15182-UP |
| 33 | 06004-00215 | Bearing | 1 | SN: 15182-UP |
| 37 | 01010-31230 | Bolt | 6 | SN: 15182-UP |
| 38 | 01602-01236 | Washer | 6 | SN: 15182-UP |
| 39 | 6128-21-4321 | Gear | 1 | SN: 15182-UP |
| 40 | 06002-30217 | Bearing | 2 | SN: 15182-UP |
| 42 | 6128-21-4340 | Retainer | 1 | SN: 15182-UP |
| 46 | 07000-03095 | O-Ring (K3) | 1 | SN: 15182-UP |
| 47 | 07000-03110 | O-Ring (K3) | 1 | SN: 15182-UP |
| 48 | 06000-06010 | Bearing | 2 | SN: 15182-UP |
| 50 | 6128-21-4540 | Collar | 1 | SN: 15182-UP |
| 51 | 6128-21-4510 | Shaft | 1 | SN: 15182-UP |
| 53 | 01010-31020 | Bolt | 6 | SN: 15182-UP |
| 54 | 6127-21-4550 | Lock (K3) | 3 | SN: 15182-UP |
| 56 | 6128-21-4600 | Shim Ass'Y | 1 | SN: 15182-UP |
| 57 | 6127-21-4813 | Gasket (K2) | 1 | SN: 15182-UP |
| 58 | 01010-31845 | Bolt | 4 | SN: 15182-UP |
| 59 | 01010-31850 | Bolt | 10 | SN: 15182-16350 |
| 59 | 01010-31855 | Bolt | 10 | SN: 16351-UP |
| 60 | 01602-01854 | Washer | 14 | SN: 15182-16350 |
| 60 | 01643-31845 | Washer | 14 | SN: 16351-UP |
| 61 | 6128-21-4230 | Seal, Rear (K2) | 1 | SN: 15182-UP |
| 63 | 07000-65220 | O-Ring (K2) | 1 | SN: 15182-UP |
| 64 | 01010-31025 | Bolt | 8 | SN: 15182-UP |
| 65 | 6127-21-4240 | Lock (K2) | 2 | SN: 15182-29842 |
| 67 | 6127-21-4260 | Lock (K2) | 1 | SN: 15182-29842 |
| 71 | 6643-21-4731 | Plate (K2) | 4 | SN: 15182-UP |
| 64A | 01602-01030 | Washer | 8 | SN: 29843-UP |
S6D155-4E — Flywheel¤ Power Take Off And Flywheel Housing

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 4 | 01010-31030 | Bolt | 12 | SN: 15182-26893 |
| 5 | 6127-31-1330 | Washer (K2) | 12 | SN: 15182-26893 |
| 8 | 6127-31-1350 | Lock (K2) | 3 | SN: 15182-UP |
| 10 | 6127-11-1620 | Washer | 6 | SN: 26894-UP |
| 17 | 04020-01434 | Pin | 4 | SN: 15182-UP |
| 19 | 01010-31245 | Bolt | 2 | SN: 15182-UP |
| 20 | 01602-01236 | Washer | 2 | SN: 15182-UP |
| 22 | 07000-05175 | O-Ring (K3) | 1 | SN: 15182-UP |
| 23 | 01010-31030 | Bolt | 6 | SN: 15182-UP |
| 24 | 01602-01030 | Washer | 6 | SN: 15182-UP |
| 25 | 01641-21016 | Washer | 1 | SN: 15182-UP |
| 27 | 6128-21-4170 | Shaft | 1 | SN: 15182-UP |
| 29 | 07000-05165 | O-Ring (K3) | 1 | SN: 15182-UP |
| 30 | 06000-06314 | Bearing | 1 | SN: 15182-UP |
| 31 | 01530-06814 | Nut | 1 | SN: 15182-UP |
| 32 | 01658-06823 | Washer | 1 | SN: 15182-UP |
| 33 | 06004-00215 | Bearing | 1 | SN: 15182-UP |
| 37 | 01010-31230 | Bolt | 6 | SN: 15182-UP |
| 38 | 01602-01236 | Washer | 6 | SN: 15182-UP |
| 39 | 6128-21-4321 | Gear | 1 | SN: 15182-UP |
| 40 | 06002-30217 | Bearing | 2 | SN: 15182-UP |
| 42 | 6128-21-4340 | Retainer | 1 | SN: 15182-UP |
| 46 | 07000-03095 | O-Ring (K3) | 1 | SN: 15182-UP |
| 47 | 07000-03110 | O-Ring (K3) | 1 | SN: 15182-UP |
| 48 | 06000-06010 | Bearing | 2 | SN: 15182-UP |
| 50 | 6128-21-4540 | Collar | 1 | SN: 15182-UP |
| 51 | 6128-21-4510 | Shaft | 1 | SN: 15182-UP |
| 53 | 01010-31020 | Bolt | 6 | SN: 15182-UP |
| 54 | 6127-21-4550 | Lock (K3) | 3 | SN: 15182-UP |
| 56 | 6128-21-4600 | Shim Ass'Y | 1 | SN: 15182-UP |
| 57 | 6127-21-4813 | Gasket (K2) | 1 | SN: 15182-UP |
| 58 | 01010-31845 | Bolt | 4 | SN: 15182-UP |
| 59 | 01010-31850 | Bolt | 10 | SN: 15182-16350 |
| 59 | 01010-31855 | Bolt | 10 | SN: 16351-UP |
| 60 | 01602-01854 | Washer | 14 | SN: 15182-16350 |
| 60 | 01643-31845 | Washer | 14 | SN: 16351-UP |
| 61 | 6128-21-4230 | Seal¤ Rear (K2) | 1 | SN: 15182-UP |
| 63 | 07000-65220 | O-Ring (K2) | 1 | SN: 15182-UP |
| 64 | 01010-31025 | Bolt | 8 | SN: 15182-UP |
| 65 | 6127-21-4240 | Lock (K2) | 2 | SN: 15182-29842 |
| 67 | 6127-21-4260 | Lock (K2) | 1 | SN: 15182-29842 |
| 71 | 6643-21-4731 | Plate (K2) | 4 | SN: 15182-UP |
| 64A | 01602-01030 | Washer | 8 | SN: 29843-UP |
SA12V140-1D — Flywheel And Flywheel Housing (Mechanical Governor Spec.)

| Diagram Ref. | Part Number | Description | Qty | Serial / Option Notes |
|---|---|---|---|---|
| 2 | 07042-30415 | Plug | 1 | SN: 10036-UP |
| 3 | 6215-21-4810 | Gasket (K2) | 1 | SN: 10036-UP |
| 4 | 01010-61865 | Bolt | 14 | SN: 12734-UP |
| 4 | The part specified in the line above can be used instead of this part01010-31865 | Bolt | 14 | SN: 10036-12733 |
| 5 | 01643-31845 | Washer | 14 | SN: 10036-UP |
| 6 | 6215-21-4260 | Seal¤ Rear (K2) | 1 | SN: 12734-UP |
| 6 | The part specified in the line above can be used instead of this part6215-21-4230 | Seal¤ Rear (K2) | 1 | SN: 10036-12733 |
| 10 | 6127-11-1620 | Washer | 10 | SN: 10036-UP |
| 12 | 07005-02216 | Gasket (K2) | 1 | SN: 10036-UP |
| 13 | 7861-92-2330 | Sensor,Revolution | 1 | SN: 10036-UP |
| 18 | 08036-10614 | Clip | 1 | SN: 10050-UP |
| 24 | 01010-81085 | Bolt | 1 | SN: 10087-UP |
| 25 | 01580-01008 | Nut | 1 | SN: 10087-UP |
| 27 | 6221-81-6810 | Gasket (K2) | 1 | SN: 10779-UP |
| 27 | The part specified in the line above can be used instead of this part6610-81-2210 | Gasket (K2) | 1 | SN: 10036-10778 |
| 28 | 01010-61630 | Bolt | 3 | SN: 12734-UP |
| 28 | The part specified in the line above can be used instead of this part01010-31630 | Bolt | 3 | SN: 10036-12733 |
| 30 | 04020-01434 | Pin,(For Shipping) | 4 | SN: 10036-UP |
| 31 | 01010-32050 | Bolt,(For Shipping) | 8 | SN: 10036-UP |
| 32 | 01643-32060 | Washer,(For Shipping) | 8 | SN: 10036-UP |
| 33 | 6215-29-4220 | Rear Seal Ass'Y,(Repair Parts) | 1 | SN: 10036-12733 |
| 33 | 6215-29-4230 | Seal¤ Rear | 1 | SN: 10036-12733 |
| 34 | 6215-29-4240 | Sleeve | 1 | SN: 10036-12733 |
Shop the Komatsu Engine Flywheel and Housing Parts collection
How to use this engine system hub
Use this hub to narrow Komatsu engine flywheel and housing parts by part number, description, and related engine model.
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 flywheel and housing parts
- Komatsu Engine Ball Bearing 06000-06214 — SKU KOM-06000-06214 | Ball Bearing
- Komatsu Engine Bearing 06040-06208 — SKU KOM-06040-06208 | Bearing
- Komatsu Engine Bearing 566-01-12481 — SKU KOM-566-01-12481 | Bearing
- Komatsu Engine Bearing Ball 06000-06006 — SKU KOM-06000-06006 | Bearing Ball
- Komatsu Engine Bearing Ball 06000-06010 — SKU KOM-06000-06010 | Bearing Ball
- Komatsu Engine Bearing Ball 06000-06314 — SKU KOM-06000-06314 | Bearing Ball
- Komatsu Engine Bearing Ball 06030-06211 — SKU KOM-06030-06211 | Bearing Ball
- Komatsu Engine Bearing Center 569-01-12491 — SKU KOM-569-01-12491 | Bearing Center
- Komatsu Engine Bearing Roller 06002-30217 — SKU KOM-06002-30217 | Bearing Roller
- Komatsu Engine Bearing Roller 06004-00215 — SKU KOM-06004-00215 | Bearing Roller
- Komatsu Engine Bolt 01010-31070 — SKU KOM-01010-31070 | Product code 01010-E1070 | Bolt
- Komatsu Engine Bolt 01010-31250 — SKU KOM-01010-31250 | Bolt
- Komatsu Engine Bolt 01010-31255 — SKU KOM-01010-31255 | Bolt
- Komatsu Engine Bolt 01010-31265 — SKU KOM-01010-31265 | Bolt
- Komatsu Engine Bolt 01010-31290 — SKU KOM-01010-31290 | Bolt
- Komatsu Engine Bolt 01010-31440 — SKU KOM-01010-31440 | Bolt
- Komatsu Engine Bolt 01010-31450 — SKU KOM-01010-31450 | Bolt
- Komatsu Engine Bolt 01010-31630 — SKU KOM-01010-31630 | Bolt
- Komatsu Engine Bolt 01010-31635 — SKU KOM-01010-31635 | Bolt
- Komatsu Engine Bolt 01010-31645 — SKU KOM-01010-31645 | Bolt
- Komatsu Engine Bolt 01010-31655 — SKU KOM-01010-31655 | Bolt
- Komatsu Engine Bolt 01010-31665 — SKU KOM-01010-31665 | Bolt
- Komatsu Engine Bolt 01010-31670 — SKU KOM-01010-31670 | Bolt
- Komatsu Engine Bolt 01010-31685 — SKU KOM-01010-31685 | Bolt
- Komatsu Engine Bolt 01010-31690 — SKU KOM-01010-31690 | Bolt
- Komatsu Engine Bolt 01010-31845 — SKU KOM-01010-31845 | Bolt
- Komatsu Engine Bolt 01010-31850 — SKU KOM-01010-31850 | Bolt
- Komatsu Engine Bolt 01010-31855 — SKU KOM-01010-31855 | Bolt
- Komatsu Engine Bolt 01010-31860 — SKU KOM-01010-31860 | Bolt
- Komatsu Engine Bolt 01010-31865 — SKU KOM-01010-31865 | Bolt
- Komatsu Engine Bolt 01010-31870 — SKU KOM-01010-31870 | Bolt
- Komatsu Engine Bolt 01010-32050 — SKU KOM-01010-32050 | Bolt
- Komatsu Engine Bolt 01010-32060 — SKU KOM-01010-32060 | Bolt
- Komatsu Engine Bolt 01010-32065 — SKU KOM-01010-32065 | Bolt
- Komatsu Engine Bolt 01010-32075 — SKU KOM-01010-32075 | Bolt
- Komatsu Engine Bolt 01010-50612 — SKU KOM-01010-50612 | Bolt
- Komatsu Engine Bolt 01010-51220 — SKU KOM-01010-51220 | Bolt
- Komatsu Engine Bolt 01010-51280 — SKU KOM-01010-51280 | Bolt
- Komatsu Engine Bolt 01010-51645 — SKU KOM-01010-51645 | Product code 01010-31645 | Bolt
- Komatsu Engine Bolt 01010-51665 — SKU KOM-01010-51665 | Bolt
This hub includes 177 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.