Washer Lock Lockwasher

Enhance the durability of your heavy equipment with the Case Construction Washer Lock #80140047. Designed for reliable fastening, this lockwasher ensures secure connections in demanding environments, making it an essential component for optimal performance in the field.

Compatible equipment

This part fits SKID STEER - TIER 3 420NA N7M466710 420EU ASN N8M466713, COMPACT TRACK LOADER - SERIES 3 ASN N7M455401, SKID STEER - SERIES 3 ASN 430 NA N7M479683 430 EU N7M479546, SKID STEER - BSN N7M425032, SKID STEER - TIER 3 ASN N7M425032, SKID STEER - TIER 3 ASN N7M454787, COMPACT TRACK LOADER - TIER 3 ASN N8M458846, CASE CRAWLER EXCAVATOR including models 420, 420CT, 430, 435, 445, 445CT, 9020.

Frequently asked questions

What is the part number?

The manufacturer part number is 80140047.

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.