Air Filter

Enhance your Case Construction equipment’s performance with the Case Construction Air Filter #N6660. Designed for optimal filtration, this durable air filter ensures clean airflow, prolonging engine life and boosting efficiency in heavy-duty applications. Keep your machinery running smoothly!

Compatible equipment

This part fits CASE CRAWLER EXCAVATOR, POCLAIN CRAWLER EXCAVATOR, CASE LOGGER CRAWLER EXCAVATOR, CASE FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT CRAWLER EXCAVATOR, CASE CRAWLER TRACTOR including models 1080, 1080B, 115CL, 1187, 1187B, 1187C, 120, 1280, 1280B, 1450B, 1455B, 160CK, 160CKS, 160CL, 220, 9010B, 9020B, 9030B.

Frequently asked questions

What is the part number?

The manufacturer part number is N6660.

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.