Ring Back-Up
| Machine | Model | Years / S/N |
|---|---|---|
| Excavator | CX220D LC | — |
| Excavator | CX210C | — |
| Excavator | CX220C SERIE 2 | — |
| Excavator | CX210E LC | — |
| Excavator | CX220E LC LR | — |
| Excavator | CX220E LC | — |
| Excavator | CX220C NLC | — |
| Excavator | CX220C HEAVY DUTY LC | — |
| Excavator | CX220E NLC | — |
| Excavator | CX245D SR LC | — |
OEM Ring Back-Up Ring - Backup Check Valve Part Of Seal Kit P/N 155989A1 #153970A1 - OEM Hydraulic Component Replacement for Case Construction Equipment For maintenance-driven replacement work, this component helps repair hydraulic service work tied to drift, reduced force, or unstable function and restore operation affected by cylinder leakage, valve sticking, and reduced hydraulic force. Relevant to maintenance teams managing OEM hydraulic valve replacement, pump repair, cylinder service, and pressure-control maintenance replacement needs.
More Details
Part Number: 153970A1
Application: Primary service use: OEM pump, valve, or cylinder service part for restoring hydraulic control and dependable machine movement during repair work.
Key Features:
- OEM replacement for worn hydraulic components with leakage or pressure-control issues
- Helps restore reliable actuation, hydraulic response, and oil-flow control
- Direct-fit service part for heavy equipment repair and maintenance work
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
- 153970A1
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
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 73 fitments
| Machine | Model | Years / S/N |
|---|---|---|
| Excavator | CX220D LC | — |
| Excavator | CX210C | — |
| Excavator | CX220C SERIE 2 | — |
| Excavator | CX210E LC | — |
| Excavator | CX220E LC LR | — |
| Excavator | CX220E LC | — |
| Excavator | CX220C NLC | — |
| Excavator | CX220C HEAVY DUTY LC | — |
| Excavator | CX220E NLC | — |
| Excavator | CX245D SR LC | — |
| Excavator | CX245D | — |
| Excavator | CX240C ME | — |
| Excavator | CX260E LC | — |
| Excavator | CX250E NLC | — |
| Excavator | CX250E LC | — |
| Excavator | CX290D LC SL | — |
| Excavator | CX260E LC LR | — |
| Excavator | CX300E LC | — |
| Excavator | CX365E SR LC | — |
| Excavator | CX380E LC LR | — |
| Excavator | CX255E SR LC | — |
| Excavator | CX255E SR LC W/BLADE | — |
| Excavator | E215C EVO | — |
| Excavator | E245C EVO ME | — |
| Excavator | CX250E LC LR | — |
| Excavator | CX290D LC MH | — |
| Excavator | CX750D RTC | — |
| Excavator | CX210D NLC | — |
| Excavator | CX250D LC LR | — |
| Excavator | CX210D LC LR | — |
| Excavator | CX210D LC | — |
| Excavator | CX250D LC | — |
| Excavator | CX300D LC | — |
| Excavator | CX210C LC LR | — |
| Excavator | CX220C-8 LC | — |
| Excavator | CX220C | — |
| Excavator | CX300C | — |
| Excavator | CX250C | — |
| Excavator | CX210C LC | — |
| Excavator | CX235C SR | — |
| Excavator | CX750D RTC ME | — |
| Excavator | CX210B | — |
| Excavator | CX210BLR | — |
| Excavator | CX75SR | — |
| Engine | AQ-6HK1XASS01-02 | — |
| Excavator | CX240B | — |
| Excavator | CX225SR | — |
| Excavator | CX290B | — |
| Excavator | CX700B | — |
| Excavator | CX800B | — |
| Excavator | CX210C NLC | — |
| Excavator | CX210C LR | — |
| Excavator | CX210BNLC | — |
| Excavator | CX330 | — |
| Excavator | CX700 | — |
| Excavator | CX800 | — |
| Excavator | CX240BLR | — |
| Excavator | CX350 | — |
| Excavator | E805 | — |
| Excavator | CX290 | — |
| Excavator | CX240 | — |
| Excavator | CX210 | — |
| Excavator | CX210N | — |
| Excavator | CX210LR | — |
| Excavator | CX240LR | — |
| Excavator | 9060B | — |
| Excavator | 9045B | — |
| Excavator | 9040B | — |
| Excavator | 9030B | — |
| Excavator | 9020B | — |
| Excavator | 9010B | — |
| Excavator | 9060 | — |
| Excavator | 9030 | — |