Cap 1-1/4"

Introducing the Case Construction Cap 1-1/4″ #221-528, a durable and reliable component designed for heavy equipment applications. Engineered for optimal performance, this cap ensures secure connections and enhances the efficiency of your machinery. Perfect for construction professionals seeking quality and dependability.

Compatible equipment

This part fits CASE CRAWLER TRACTOR, CASE LONG TRACK CRAWLER TRACTOR including models 1150D, 1150E, 1150G, 1150H, 1155D, 1155E, 1450B, 1455B, 1550, 350B, 850E, 855E.

Frequently asked questions

What is the part number?

The manufacturer part number is 221-528.

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.