Komatsu PC200-7 Bucket Linkage - Serial 200001-UP (Overseas Version)
Komatsu PC200-7 Bucket Linkage - Serial 200001-UP (Overseas Version) helps customers identify the correct replacement parts used in the bucket linkage area for PC200-7 machines within serial range 200001-UP (Overseas Version).
This page focuses on the bucket-to-arm linkage diagram shown below. Use the illustration and numbered callout list to match the correct pin, bushing, seal, link, spacer, and hardware part numbers before ordering.
Machine coverage: PC200-7
Serial range: 200001-UP (Overseas Version)
Section: Bucket Linkage
How to Use This Bucket Linkage Hub
- Confirm your machine model, serial number, and arm length before choosing parts.
- Match the callout number on the linkage image to the numbered parts list below.
- Use serial notes, lubrication notes, and option notes to choose the correct bucket linkage pin, bushing, seal, or link part.
- Open the linked part number directly when you want to review product availability.
Why This Bucket Linkage Page Matters
Bucket-to-arm linkage joints are among the highest-wear points on Komatsu excavators. This reference page helps buyers verify pivot-group parts, reduce ordering mistakes, and identify the exact linkage hardware shown in the OEM-style illustration.
Callout Parts List
| No. | Part Number | Description | Qty | Serial / Notes |
|---|---|---|---|---|
| 1 | 20Y-70-33121 | LINK | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP | Refs: 20Y7033121NK, 20Y70D2270, R20Y7033121 |
| 2 | 20Y-70-32351 | BUSHING | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 3 | 20Y-70-32361 | BUSHING | 4 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 4 | 07020-00000 | FITTING | 3 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 5 | 20Y-70-23220 | SEAL | 4 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 6 | 20Y-70-23230 | SEAL | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 7 | 205-70-73130 | LINK | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP | Refs: 2057073130NK |
| 8 | 22U-70-21191 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 202444-UP | Refs: 2057073160 |
| 8 | The part specified in the line above can be used instead of this part205-70-73160 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-202443 | Refs: 22U7021191 |
| 9 | 205-70-73190 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-251464 |
| 9 | 205-70-73190 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205823 |
| 9 | 20Y-70-32450 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 251465-UP |
| 9 | 20Y-70-32450 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205824-250000 |
| 10 | 01580-12016 | NUT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 11 | 20Y-70-31451 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205888-250000 | Refs: 20Y7031450 |
| 11 | 22U-70-31310 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 258314-UP |
| 11 | The part and the part specified in the line immediately above are interchangeable.20Y-70-31451 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 256677-258313 | Refs: 20Y7031450 |
| 11 | The part specified in the line above can be used instead of this part20Y-70-31450 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-256676 | Refs: 20Y7031451 |
| 11 | The part specified in the line above can be used instead of this part20Y-70-31450 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205887 | Refs: 20Y7031451 |
| 12 | 20Y-70-31461 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205888-250000 | Refs: 20Y7031460 |
| 12 | 22U-70-31320 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 258314-UP |
| 12 | The part and the part specified in the line immediately above are interchangeable.20Y-70-31461 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 256677-258313 | Refs: 20Y7031460 |
| 12 | The part specified in the line above can be used instead of this part20Y-70-31460 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-256676 | Refs: 20Y7031461 |
| 12 | The part specified in the line above can be used instead of this part20Y-70-31460 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205887 | Refs: 20Y7031461 |
| 13 | 22U-70-21191 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 202444-UP | Refs: 2057073160 |
| 13 | The part specified in the line above can be used instead of this part22U-70-21190 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-202443 | Refs: 2057073160, 22U7021191 |
| 14 | 20Y-70-32450 | BOLT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205824-250000 |
| 14 | 20Y-70-32450 | BOLT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 251465-UP |
| 14 | 205-70-73190 | BOLT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-251464 |
| 14 | 205-70-73190 | BOLT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205823 |
| 15 | 01580-12016 | NUT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 16 | 20Y-70-31441 | SPACER, 1.0MM | 4 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205888-250000 | Refs: 20Y7031440 |
| 16 | 22U-70-31290 | SPACER | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 258314-UP |
| 16 | The part and the part specified in the line immediately above are interchangeable.20Y-70-31441 | SPACER, 1.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 256677-258313 | Refs: 20Y7031440 |
| 16 | The part specified in the line above can be used instead of this part20Y-70-31440 | SPACER, 1.0MM | 4 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-256676 | Refs: 20Y7031441 |
| 16 | The part specified in the line above can be used instead of this part20Y-70-31440 | SPACER, 1.0MM | 4 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205887 | Refs: 20Y7031441 |
| 17 | The part specified in the line above can be used instead of this part20Y-70-31480 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205887 | Refs: 20Y7031481 |
| 17 | The part specified in the line above can be used instead of this part20Y-70-31480 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-256676 | Refs: 20Y7031481 |
| 17 | The part and the part specified in the line immediately above are interchangeable.20Y-70-31481 | SPACER, 2.0MM | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 256677-258313 | Refs: 20Y7031480 |
| 17 | 22U-70-31330 | SPACER | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 258314-UP |
| 17 | 20Y-70-31481 | SPACER, 2.0MM | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205888-250000 | Refs: 20Y7031480 |
| 18 | 205-70-73270 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP | Refs: 22U7011672 |
| 19 | 205-70-73190 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-251464 |
| 19 | 205-70-73190 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205823 |
| 19 | 20Y-70-32450 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 251465-UP |
| 19 | 20Y-70-32450 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205824-250000 |
| 20 | 01580-12016 | NUT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |
| 21 | 205-70-73270 | PIN | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP | Refs: 22U7011672 |
| 22 | 362-46-11210 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 250001-251464 |
| 22 | 362-46-11210 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-205823 |
| 22 | 20Y-70-32460 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 251465-UP |
| 22 | 20Y-70-32460 | BOLT | 1 | SN: 200001-UP (OVERSEAS VERSION) | SN: 205824-250000 |
| 23 | 01580-12016 | NUT | 2 | SN: 200001-UP (OVERSEAS VERSION) | SN: 200001-UP |