Komatsu PC200-5X LINK (7401) - Serial 45001-UP
Komatsu PC200-5X LINK (7401) - Serial 45001-UP helps customers identify the correct replacement parts used in the bucket linkage area for PC200-5X machines within serial range 45001-UP.
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: PC200-5X
Serial range: 45001-UP
Section: LINK (7401)
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-70-00070 | LINK ASS'Y | 1 | SN: 45001-UP | Refs: 20Y7000181, 2057000092, 2057000091, R20Y7000070 |
| 1 | This part cannot be supplied as an individual part. It is supplied as an assembly. | LINK | 1 | SN: 45001-UP |
| 2 | Nan | - | - | |
| 2 | 205-70-73180 | BUSHING | 2 | SN: 45001-UP |
| 3 | 205-70-67150 | BUSHING | 2 | SN: 45001-UP |
| 4 | 07020-00000 | FITTING,GREASE | 3 | SN: 45001-UP |
| 5 | 21K-70-12180 | SEAL,DUST | 4 | SN: 45001-UP |
| 6 | 205-70-62140 | SEAL,DUST | 2 | SN: 45001-UP |
| 7 | 205-70-73280 | O-RING | 2 | SN: 45001-UP |
| 8 | 205-70-73130 | LINK | 2 | SN: 45001-UP | Refs: 2057073130NK |
| 9 | 20Y-70-11320 | SPACER ¤ 0.8MM | 3 | SN: 45001-UP |
| 10 | 20Y-70-11330 | SPACER ¤ 1.5MM | 3 | SN: 45001-UP |
| 11 | 205-70-73160 | PIN | 2 | SN: 45001-UP | Refs: 22U7021191 |
| 12 | 205-70-73190 | BOLT | 2 | SN: 45001-UP |
| 13 | 01580-12016 | NUT | 4 | SN: 45001-UP |
| 14 | 20Y-70-11340 | SPACER ¤ 0.8MM | 1 | SN: 45001-UP | Refs: 20Y7011390 |
| 15 | 205-70-51530 | SPACER ¤ 1.5MM | 2 | SN: 45001-UP | Refs: 20Y7011370 |
| 16 | 205-70-73270 | PIN | 1 | SN: 45001-UP | Refs: 22U7011672 |
| 17 | 205-70-73190 | BOLT | 1 | SN: 45001-UP |
| 18 | 01580-12016 | NUT | 2 | SN: 45001-UP |
| 19 | 205-70-73270 | PIN | 1 | SN: 45001-UP | Refs: 22U7011672 |
| 20 | 362-46-11210 | BOLT | 1 | SN: 45001-UP |
| 21 | 01580-12016 | NUT | 2 | SN: 45001-UP |
| 25 | Nan | - | - | |
| G-1 | This part group.20Y-70-X3001 | LINK GROUP | 1 | SN: 45001-UP |