Washer
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | OPTUM 440 | 2026 |
| Tractor | OPTUM 300 CVT | — |
| Tractor | PUMA 150 | 2022 |
| Tractor | PUMA 140 | — |
| Tractor | OPTUM 300 CVX | — |
| Tractor | PUMA 165 | 2022 |
| Tractor | PUMA 175 | 2022 |
| Tractor | OPTUM 390 | 2026 |
| Tractor | OPTUM 360 | 2026 |
| Tractor | FARMALL 35A | 2025 |
OEM Washer 21Mm Id X 35Mm Od X 4Mm Thk R110 Znd 21Mm Id X 35Mm Od X 4Mm Thk #10520431 - OEM Pin, Bolt, or Retainer Service Part for Heavy Equipment Repair This service part restores OEM functionality after wear leads to loose mounting points, missing hardware, and worn retention components, often accompanied by looseness, missing retention, hardware wear, and attachment instability. Used in repair departments handling OEM pin replacement, hardware repair, retainer service, and Case equipment fastening maintenance requirements.
More Details
Part Number: 10520431
Application: Primary service use: OEM pin, bolt, washer, or retainer service part for maintenance work involving hardware wear, loss, or fastening repairs.
Key Features:
- Designed to replace damaged pins, bolts, washers, or retaining hardware
- Supports repair of looseness, poor retention, and hardware-related service issues
- OEM-style fit for efficient installation in routine maintenance
Fits Case Models: Compatible with various Case construction equipment models - verify fitment before ordering
Replaces: Refer to manufacturer cross-reference if applicable
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- 10520431
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.04 lb
Ships nationwide. In-stock parts ordered before 2:30 PM ET ship the same business day. Your exact shipping cost and delivery estimate are calculated at checkout from your ZIP code and the part’s size and weight; oversized and truck-freight items may need extra transit time and freight charges.
Free branch pickup is also available across Ohio, Indiana, Michigan, and Kentucky — just choose it at checkout.
30-day returns. New, unused parts in original packaging may be returned within 30 days. Some items — including electrical, special-order, and direct-from-supplier parts — are non-returnable. See our full return policy.
All 174 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Tractor | OPTUM 440 | 2026 |
| Tractor | OPTUM 300 CVT | — |
| Tractor | PUMA 150 | 2022 |
| Tractor | PUMA 140 | — |
| Tractor | OPTUM 300 CVX | — |
| Tractor | PUMA 165 | 2022 |
| Tractor | PUMA 175 | 2022 |
| Tractor | OPTUM 390 | 2026 |
| Tractor | OPTUM 360 | 2026 |
| Tractor | FARMALL 35A | 2025 |
| Tractor | MT2.40RE | — |
| Tractor | MT2.35RE | — |
| Tractor | FARMALL 40A | 2025 |
| Tractor | 4145 PROFI | — |
| Tractor | 4135 PROFI | — |
| Tractor | 4125 PROFI | — |
| Tractor | 4115 PROFI | — |
| Telehandler | FARMLIFT 742 | — |
| Tractor | T7.440 XD | 2026 |
| Tractor | T7.165S | — |
| Tractor | T7.210 | — |
| Tractor | T7.190 | — |
| Tractor | T7.175 | — |
| Tractor | T7.225 | — |
| Tractor | T7.290 | — |
| Tractor | T7.275 HD | — |
| Tractor | T7.275 | — |
| Tractor | T7.390 XD | 2026 |
| Tractor | T7.360 XD | 2026 |
| Tractor | T7.315 HD | — |
| Tractor | T7.315 | — |
| Tractor | T7.290 HD | — |
| Tractor | WORKMASTER 40C | 2025 |
| Tractor | WORKMASTER 35C | 2025 |
| Telehandler | TH9.35 | 2025 |
| Telehandler | TH7.42 | — |
| Telehandler | TH6.36 | — |
| Telehandler | TH7.32 | — |
| Telehandler | TH9.35 | — |
| Compactor | 1107EX | — |
| Compactor | 1110EX | — |
| Backhoe | 695SV | 2025 |
| Backhoe | 570SV | — |
| Backhoe | 575N EP | — |
| Backhoe | 570V | — |
| Backhoe | 570SV CP | — |
| Backhoe | 770EX | — |
| Backhoe | 580SV | 2021, 2022 |
| Backhoe | 575SV CP | — |
| Backhoe | 770EX PLUS | — |
| Backhoe | 695SV | 2022 |
| Backhoe | 851FX | — |
| Backhoe | 580SV | 2025, 2024 |
| Compactor | V110 | — |
| Backhoe | B75D | — |
| Backhoe | B110D | 2021 |
| Backhoe | B80C CP | — |
| Backhoe | B80C | — |
| Backhoe | B95D | 2021, 2025 |
| Backhoe | B110D | 2025 |
| Backhoe | B85D | — |
| Telehandler | FARMLIFT 742 | 2019 |
| Telehandler | TH6.32 | 2019 |
| Telehandler | TH7.42 | 2019 |
| Telehandler | TH9.35 | 2019 |
| Telehandler | FARMLIFT 636 | — |
| Telehandler | FARMLIFT 633 | — |
| Telehandler | FARMLIFT 737 | — |
| Telehandler | FARMLIFT 935 | — |
| Telehandler | TH6.32 | — |
| Telehandler | TH7.37 | — |
| Backhoe | B95C | 2019 |
| Tractor | PUMA 175 | — |
| Tractor | 6165 IMPULS | — |
| Tractor | 6175 IMPULS | — |
| Tractor | 6150 IMPULS | — |
| Backhoe | B95CTC | 2019 |
| Backhoe | 695ST | 2019 |
| Backhoe | B90B | 2019 |
| Backhoe | B95B | 2019 |
| Tractor | OPTUM 300 CVT | 2018 |
| Backhoe | B110B | 2019 |
| Backhoe | B110C | 2019 |
| Backhoe | 580ST | 2019 |
| Backhoe | B115BTC | 2019 |
| Telehandler | LM9.35 | — |
| Telehandler | LM7.42 | — |
| Telehandler | LM6.32 | — |
| Tractor | FARMALL 75C | — |
| Backhoe | B110B | — |
| Backhoe | B95B | — |
| Backhoe | B95BTC | 2019 |
| Tractor | T7.315 | 2018 |
| Tractor | T7.290 | 2018 |
| Telehandler | LM6.32 NRC | — |
| Tractor | OPTUM 270 CVT | 2018 |
| Telehandler | LM7.35 NRC | — |
| Telehandler | LM7.42 NRC | — |
| Tractor | T4.75 | — |
| Backhoe | B110C | — |
| Backhoe | B90B | — |
| Backhoe | B95C | — |
| Backhoe | B95CTC | — |
| Tractor | OPTUM 270 CVT | — |
| Tractor | T4.65 | — |
| Telehandler | FARMLIFT 635 | — |
| Telehandler | FARMLIFT 632 | — |
| Telehandler | FARMLIFT 735 | — |
| Telehandler | LM6.35 | — |
| Telehandler | LM7.35 | — |
| Telehandler | LM9.35 NRC | — |
| Tractor | T7.230 | 2015 |
| Tractor | T7.245 | 2015 |
| Tractor | T7.260 | 2015 |
| Tractor | T7.270 | 2015 |
| Backhoe | B95BTC | — |
| Backhoe | B115BTC | — |
| Backhoe | B95CLR | — |
| Telehandler | LM6.35 NRC | — |
| Tractor | T7.235 | — |
| Tractor | T7.220 | — |
| Tractor | T7.250 | — |
| Tractor | T7.260 | — |
| Tractor | T7.270 | — |
| Tractor | PUMA 170 | — |
| Tractor | PUMA 215 | — |
| Tractor | PUMA 200 | — |
| Tractor | PUMA 230 | — |
| Tractor | PUMA 185 | — |
| Tractor | FARMALL 65C | — |
| Backhoe | B115B | — |
| Backhoe | B95BLR | — |
| Backhoe | B100BTC | — |
| Backhoe | B110BTC | — |
| Backhoe | B100BLR | — |
| Backhoe | B95B | 2008 |
| Backhoe | B95BLR | 2008 |
| Backhoe | B110B | 2008 |
| Backhoe | B115B | 2008 |
| Backhoe | B90B | 2008 |
| Backhoe | B100B | 2008 |
| Backhoe | B95BTC | 2008 |
| Backhoe | B95 | — |
| Backhoe | B95LR | — |
| Backhoe | B110 TIER 3 | — |
| Backhoe | B115 TIER 3 | — |
| Backhoe | B95TC | — |
| Backhoe | B110 | — |
| Backhoe | B115 | — |
| Backhoe | LB75.B | — |
| Backhoe | LB110.B | — |
| Backhoe | LB90.B | — |
| Backhoe | LB115.B 4WS | — |
| Backhoe | LB115.B | — |
| Backhoe | 555E | — |
| Backhoe | 675E | — |
| Backhoe | LB95 | — |
| Backhoe | LB115 | — |
| Backhoe | LB110 | — |
| Backhoe | LB90 | — |
| Loader | CL145 | — |
| Backhoe | LB75CP | — |
| Backhoe | 655E | — |
| Backhoe | 575E | — |
| Backhoe | NH85TLB | — |
| Backhoe | LB75 | — |
| Backhoe | LB115CP | — |
| Loader | FL145 | — |
| Dozer | FD14E | — |