Washer

Enhance your heavy equipment’s performance with the Case Construction Washer #511680. Designed for durability and precision, this essential part ensures optimal functionality and reliability for your machinery, keeping your operations running smoothly and efficiently.

Compatible equipment

This part fits DAVIS TASKFORCE SUPER TRENCHER, CASE UNI-LOADER SKID STEER LOADER, CASE UNI-LOADER SKID STEER LOADER (AFTER S/N JAF0069386), CASE UNI-LOADER SKID STEER LOADER (S/N JAF0069587 & AFTER), CASE UNI-LOADER SKID STEER LOADER (UP TO S/N JAF0069586), CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE TRENCHER, DAVIS TASK FORCE TRENCHER, TRENCHER SUPPLEMENT (NORTH AMERICAN HOMOLOGATION), CASE BACKHOE, CASE TRENCHER W/1.8L DIESEL ENGINE, CASE TRENCHER W/2.1L ENGINE, CASE TRENCHER (S/N 1187961 & AFTER), CASE TRENCHER W/LOADER BACKHOE, DAVIS FLEETLINE 70 4 TRENCHER, SNEAKER - SERIES-C TRENCHER, DAVIS FLEETLINE 30 4 SUPER TRENCHER, DAVIS FLEETLINE 40 4 SUPER TRENCHER, DAVIS FLEETLINE 30 4 TRENCHER, DAVIS FLEETLINE 40 4 TRENCHER including models 1000, 1818, 1825, 1825B, 1830, 1835, 1835B, 1835C, 1840, 1845, 1845B, 1845C, 1845S, 360, 700, 860, D100, D100XR, D130, DH4, DH4B, DH5, DH7, FH4, L55.

Frequently asked questions

What is the part number?

The manufacturer part number is 511680.

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.