Case Construction OEM Part No. 131-620

Spring Nut J 1/4IN 20 0.025IN Thick

Case Construction

$7.35 In stock · 4 on hand

10 verified fitments

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30-day returnsNew, unused parts

OEM guaranteedDirect from manufacturer

Machine	Model	Years / S/N
CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA)	1845B	1983 – 1985
CASE CONSTRUCTION KING LOADER BACKHOE	480D	1980 – 1986
CASE CONSTRUCTION KING LOADER BACKHOE	480LL	1981 – 1986
CASE CONSTRUCTION KING LOADER BACKHOE	580D	1980 – 1984
CASE CONSTRUCTION KING LOADER BACKHOE	580G	1978 – 1988
CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE	580SD	1980 – 1984
CASE CONSTRUCTION KING FORKLIFT	584D	1984 – 1988
CASE CONSTRUCTION KING FORKLIFT	585D	1984 – 1988
CASE CONSTRUCTION KING FORKLIFT	586D	1984 – 1988
CASE TRENCHER	DH5	1977 – 1980

Enhance your heavy equipment’s performance with the Case Construction Spring Nut – J 1/4in – 20, featuring a durable 0.025in thickness. Designed for reliability, this essential part ensures optimal functionality in demanding construction environments. Perfect for your machinery needs!

Compatible equipment

This part fits CASE UNI-LOADER SKID STEER LOADER (NORTH AMERICA), CASE CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT, CASE TRENCHER including models 1845B, 480D, 480LL, 580D, 580G, 580SD, 584D, 585D, 586D, DH5.

Frequently asked questions

What is the part number?

The manufacturer part number is 131-620.

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.

WARNING:For California residents — Cancer and Reproductive Harm. www.P65Warnings.ca.gov

Manufacturer part number: 131-620
Brand: Case Construction
Condition: OEM, new
Category: Case Construction
Weight: 0.1 lb

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.

$7.35