O-ring

Enhance the performance of your Case Construction equipment with the durable O-Ring #153688A1. Designed for optimal sealing and reliability, this essential part ensures efficient operation, reducing downtime and maintenance costs in heavy-duty applications.

Compatible equipment

This part fits CASE CRAWLER EXCAVATOR, CASE CRAWLER EXCAVATOR (NORTH AMERICA), CRAWLER EXCAVATOR TIER 3 (EU), CRAWLER EXCAVATOR - TIER 4 (NA), CRAWLER EXCAVATOR STD W/BLADE - TIER 4B (NA), LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (NA), CRAWLER EXCAVATOR (NORTH AMERICA), CRAWLER EXCAVATOR TIER 3, CRAWLER EXCAVATOR - TIER 4 (NON-EU), CRAWLER EXCAVATOR TIER 3 (NA), CASE STANDARD CRAWLER EXCAVATOR (NORTH AMERICA), LONG CARRIAGE - LONG REACH - CRAWLER EXCAVATOR - TIER 4B (NA), NARROW LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (NA), CASE LONG REACH CRAWLER EXCAVATOR (NORTH AMERICA), CRAWLER EXCAVATOR TIER 4 (NA), CRAWLER EXCAVATOR - TIER 4 including models 9010, 9030, 9040, CX130, CX130B, CX130C, CX130D, CX130D LC, CX135SR, CX145C SR, CX160B, CX160C, CX160D LC, CX210, CX210B, CX210BLR, CX210BNLC, CX210C LC, CX210C LR, CX210C NLC, CX210D LC, CX210D LC LR, CX210D NLC, CX210LR, CX235C SR.

Frequently asked questions

What is the part number?

The manufacturer part number is 153688A1.

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.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

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.

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.