Ring Back-up
| Machine | Model | Years / S/N |
|---|---|---|
| Trencher | 960 | — |
| Backhoe | D130 | — |
| Skid Steer | 1845C | — |
| Backhoe | 580SK | — |
| Combine | 1688 | — |
| Combine | 1666 | — |
| Combine | 1644 | — |
| Backhoe | 480F | — |
| Backhoe | 580K | — |
| Backhoe | D100XR | — |
OEM Ring Back-Up 109Mm Id X 128.81Mm Od X 12Mm Thk Backup Ring - Seat O-Ring Part Of Relief Valve Seal Kit P/N S107816 #L31330 - OEM Hydraulic Service Replacement for Heavy Equipment Repair Repair planning often calls for this OEM replacement when the machine shows poor actuation, oil bypass, slow movement, and unreliable hydraulic control related to repair of pumps, valves, or cylinders with poor actuation or oil bypass. Relevant to maintenance teams managing hydraulic drift repair, oil bypass service, and heavy equipment hydraulic component replacement replacement needs.
More Details
Part Number: L31330
Application: Typical repair use: Hydraulic system replacement component used to repair pressure loss, drift, slow response, internal leakage, or failed actuation.
Key Features:
- Designed to replace failed pumps, valves, cylinders, or hydraulic assemblies
- Supports repair of drift, slow movement, and reduced hydraulic performance caused by wear
- OEM-style fit for efficient installation during hydraulic service
Fits Case Models: Compatible with various Case construction equipment models - verify fitment before ordering
Replaces: Refer to manufacturer cross-reference if applicable
- Manufacturer part number
- L31330
- Internal SKU
- IC:L31330
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.
30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.
All 44 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Trencher | 960 | — |
| Backhoe | D130 | — |
| Skid Steer | 1845C | — |
| Backhoe | 580SK | — |
| Combine | 1688 | — |
| Combine | 1666 | — |
| Combine | 1644 | — |
| Backhoe | 480F | — |
| Backhoe | 580K | — |
| Backhoe | D100XR | — |
| Combine | 1680 | — |
| Combine | 1640 | — |
| Combine | 1660 | — |
| Backhoe | 480E | — |
| Backhoe | 580E | — |
| Backhoe | D100 | — |
| Excavator | 1080B | — |
| Backhoe | 680K | — |
| Backhoe | 580G | — |
| Backhoe | 580F | — |
| Backhoe | 780C | — |
| Backhoe | 580SE | — |
| Excavator | 1080 | — |
| Backhoe | 480D | — |
| Backhoe | 780B | — |
| Excavator | 1280 | — |
| Backhoe | 580D | — |
| Backhoe | 680H | — |
| Backhoe | 580SD | — |
| Excavator | 50 | — |
| Backhoe | 35 | — |
| Excavator | 40 | — |
| Dozer | 450 | — |
| Backhoe | 480C | — |
| Backhoe | 580C | — |
| Backhoe | 26C | — |
| Dozer | 850 | — |
| Backhoe | 580B | — |
| Backhoe | 26S | — |
| Backhoe | 26B | — |
| Backhoe | 26 | — |
| Backhoe | 33 | — |
| Backhoe | 34 | — |
| Backhoe | 680CK | — |