OEM Back-Up Ring · Case Construction
S99877$6.05
In stock
Case Construction
OEM
Part No. 165781A1
Hydraulic Hose
13 verified fitments
Select your machine to check fit
Ships nationwideUPS, USPS & freight
30-day returnsNew, unused parts
OEM guaranteedDirect from manufacturer
| Machine | Model | Years / S/N |
|---|---|---|
| Excavator | CX490D LC | — |
| Excavator | CX490D RTC | — |
| Excavator | CX500D LC | — |
| Excavator | CX240B | — |
| Excavator | CX135SR | — |
| Excavator | CX490C | — |
| Excavator | CX500C | — |
| Excavator | CX470C | — |
| Excavator | CX500D RTC | — |
| Engine | AQ-6UZ1XASS01 | — |
OEM Hydraulic Hose 9.50 Mm Id X 350.00 Mm - Selector Valve Port "D" To Bulkhead And Lh Controller Port "4" 9.50 Mm Id X 350.00 Mm #165781A1 - OEM Electrical Control Replacement for Case Construction Equipment This direct replacement part is intended to restore equipment after repair of electrical controls with poor engagement or failed actuation has led to failed relays, weak switching, poor contact, and inconsistent machine operation. Aligned with search intent around electrical control repair, machine switch replacement, and Case equipment relay service service parts.
More Details
Part Number: 165781A1
Application: Typical repair use: OEM service component used in control-circuit repairs involving no-response switches, failed relays, or weak solenoid engagement.
Key Features:
- Designed to replace damaged relays, controls, or solenoids during service
- Supports repair of intermittent activation, weak switching, and no-response issues
- OEM-style fit for efficient installation in heavy equipment 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
- 165781A1
- Brand
- Case Construction
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.44 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 | CX490D LC | — |
| Excavator | CX490D RTC | — |
| Excavator | CX500D LC | — |
| Excavator | CX240B | — |
| Excavator | CX135SR | — |
| Excavator | CX490C | — |
| Excavator | CX500C | — |
| Excavator | CX470C | — |
| Excavator | CX500D RTC | — |
| Engine | AQ-6UZ1XASS01 | — |
| Excavator | CX240BLR | — |
| Excavator | 9045B | — |
| Excavator | 9030B | — |
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