Valve Spring
| Machine | Model | Years / S/N |
|---|---|---|
| Excavator | CX750D RTC | — |
| Engine | AQ-6WG1XASS11 | — |
| Excavator | CX750D RTC ME | — |
| Excavator | CX700B | — |
| Excavator | CX800B | — |
| Excavator | CX700 | — |
| Excavator | CX800 | — |
| Excavator | E805 | — |
| Tractor | CX50 | — |
| Tractor | CX90 | — |
OEM Valve Spring Exhaust #288621A1 - OEM Pump, Valve, or Cylinder Repair Part for Case Construction Equipment This part is built for repair-focused replacement of originals showing poor actuation, oil bypass, slow movement, and unreliable hydraulic control or other problems linked to weak hydraulic response, internal leakage, and pressure-control issues. Commonly sourced for hydraulic drift repair, oil bypass service, and heavy equipment hydraulic component replacement needs on heavy equipment.
More Details
Part Number: 288621A1
Application: Common service application: 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
WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov
- Manufacturer part number
- 288621A1
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.35 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 13 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Excavator | CX750D RTC | — |
| Engine | AQ-6WG1XASS11 | — |
| Excavator | CX750D RTC ME | — |
| Excavator | CX700B | — |
| Excavator | CX800B | — |
| Excavator | CX700 | — |
| Excavator | CX800 | — |
| Excavator | E805 | — |
| Tractor | CX50 | — |
| Tractor | CX90 | — |
| Tractor | CX80 | — |
| Tractor | CX70 | — |
| Tractor | CX60 | — |
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