Komatsu PC200LC-8 3.9M Arm - Serial A90301-UP
Komatsu PC200LC-8 3.9M Arm - Serial A90301-UP helps customers identify the correct replacement parts used in the 3.9M Arm section for PC200LC-8 machines within serial range A90301-UP.
This page is organized like a technical reference for the machine section shown below. Use the illustration and numbered callout list to match the correct part number, description, quantity, and any serial-break note that appears in the parts data.
Machine coverage: PC200LC-8
Serial range: A90301-UP
Section: 3.9M Arm
How to Use This Parts Hub
- Confirm your machine model and serial number before choosing parts.
- Match the callout number on the image to the numbered parts list below.
- If the same callout appears more than once, use the serial note or option note to choose the correct line.
- When a linked product page is available, open that part directly from the callout table.
Related Bucket Linkage Hubs
Use these related bucket-to-arm linkage pages to verify adjacent pivot-group parts and compare callout diagrams for the same machine family.
Callout Parts List
| No. | Part Number | Description | Qty | Serial / Notes |
|---|---|---|---|---|
| 1 | 20Y-943-8110 | Arm | 1 | A90301-UP | SN: A90301--UP |
| 2 | 208-70-62260 | Seat | 1 | A90301-UP | SN: A90301--UP |
| 3 | 22U-943-8140 | Bracket | 1 | A90301-UP | SN: A90301--UP |
| 4 | 20Y-70-31272 | Bushing | 2 | A90301-UP | SN: A90301--UP |
| 5 | 20Y-70-32410 | Bushing | 2 | A90301-UP | SN: A90301--UP |
| 6 | 205-70-73180 | Bushing | 2 | A90301-UP | SN: A90301--UP |
| 7 | 07020-00000 | Fitting, Grease | 2 | A90301-UP | SN: A90301--UP |
| 8 | 07145-00090 | Seal, Dust | 2 | A90301-UP | SN: A90301--UP |
| 9 | 20Y-70-23220 | Seal, Dust | 2 | A90301-UP | SN: A90301--UP |
| 10 | 20Y-70-23230 | Seal, Dust | 2 | A90301-UP | SN: A90301--UP |
| 11 | 20Y-70-42220 | Pin | 1 | A90301-UP | SN: A90301--UP |
| 12 | 205-70-66581 | Plate | 1 | A90301-UP | SN: A90301--UP |
| 13 | 01010-81230 | Bolt | 2 | A90301-UP | SN: A90301--UP |
| 14 | 01643-31232 | Washer | 2 | A90301-UP | SN: A90301--UP |
| 15 | 20Y-70-31431 | Spacer, T= 1.0 Mm | 2 | A90301-UP | SN: A90301--UP |
| 16 | 205-70-71190 | Pin | 1 | A90301-UP | SN: A90301--UP |
| 17 | 205-70-66580 | Plate | 1 | A90301-UP | SN: A90301--UP |
| 18 | 01010-81230 | Bolt | 2 | A90301-UP | SN: A90301--UP |
| 19 | 01643-31232 | Washer | 2 | A90301-UP | SN: A90301--UP |
| 20 | 20Y-70-31381 | Spacer, T= 1.0 Mm | 2 | A90301-UP | SN: A90301--UP |
| 21 | 20Y-70-31391 | Spacer, T= 2.0 Mm | 2 | A90301-UP | SN: A90301--UP |
Related Komatsu PC200 Hubs
These section pages are designed to support Komatsu parts lookup for wear components and related hardware. Where a line is not linked to a product page yet, keep using the callout list as a technical reference for the correct machine section and serial-range fitment.