CASE CONSTRUCTION OEM Part No. S631-018004

O-ring

Case Construction

$1.80 Available
35 verified fitments
Select your machine to check fit
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Ships nationwideUPS, USPS & freight
30-day returnsNew, unused parts
OEM guaranteedDirect from manufacturer
Machine Model Years / S/N
Excavator EE42C2
Excavator EE48C2
Excavator WX210E
Excavator WX175E SR
Excavator WX160E
Excavator WX155E SR
Excavator WX140E
Excavator CX26C 2020
Excavator CX17C 2020
Excavator CX37C 2020

Enhance the performance of your Case Construction equipment with the durable O-Ring #S631-018004. Designed for optimal sealing and reliability, this essential part ensures efficient operation, reducing downtime and maintenance costs in heavy-duty applications.

Frequently asked questions

What is the part number?

The manufacturer part number is S631-018004.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov

Manufacturer part number
S631-018004
Internal SKU
IC:S631-018004
Brand
CASE CONSTRUCTION
Condition
OEM, new
Category
Case Construction
Weight
0.01 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.

$1.80

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