Seal Oil

Enhance your heavy equipment’s performance with Case Construction Seal Oil #A155950. This high-quality seal oil ensures optimal lubrication and protection for your machinery, extending its lifespan and improving efficiency on the job site. Trust Case for reliable results.

Compatible equipment

This part fits DMI ECOLO-TIL, SERIES - CASE WHEEL TRACTORS, SERIES - CASE TRACTORS, CASE GAS & DIESEL WHEEL TRACTOR, CASE WHEEL TRACTOR, SERIES - CASE DIESEL TRACTORS, CASE AG & UTILITY TRACTOR (PRIOR TO S/N 8262800), CASE DRAFT-O-MATIC TRACTOR (S/N 8262800 TO 8297800), CASE DRAFT-O-MATIC TRACTOR (S/N 8297801 TO 8650135), CASE CONSTRUCTION KING WHEEL TRACTOR, CASE TRACTOR (S/N 8656925 & AFTER), CASE CONSTRUCTION KING LOADER BACKHOE, CASE LOAD KING WHEEL LOADER, SERIES - CASE TRACTORS (P.I.N. 6095009 & AFTER), CASE CONSTRUCTION KING FORKLIFT, CASE CONSTRUCTION KING TRACTOR (BSN 8685800) (NORTH AMERICA), CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE DIESEL TRACTOR, CASE GAS TRACTOR, CASE MILITARY AIRCRAFT TOWING TRACTOR (DSA700-69-C-H570), CASE MILITARY AIRCRAFT TOWING TRACTOR (DSA700-72-C-8476), CASE UNIT LOADER, CASE WHEEL LOADER (S/N 8174260 & AFTER) including models 1000, 300, 300B, 320, 320B, 400B, 420B, 420BD, 430, 430CK, 470, 480B, 480C, 480CK, 480D, 480LL, 500, 500B, 530, 530CK, 570, 580, 580B, 580C, 580D.

Frequently asked questions

What is the part number?

The manufacturer part number is A155950.

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.

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.