Hex Capscrew Grade 5 3/8IN-16 X 4 1/4IN

Enhance your heavy equipment’s performance with the Case Construction Hex Capscrew – Grade 5. Measuring 3/8in-16 x 4 1/4in, this durable fastener ensures reliable strength and stability for all your construction needs. Perfect for tough jobs!

Compatible equipment

This part fits SERIES - CASE UNI-LOADER SKID STEER LOADER, BACKHOE, LOADER, CASE WHEEL TRACTOR, BACKHOE FOR 310G AND 450 CRAWLER, BACKHOE FOR 580CK, BACKHOE FOR W SERIES RIGID LOADERS, BACKHOE FOR 680CK TRACTOR, BACKHOES FOR CRAWLER MODELS 750, 850, 1150, BACKHOE FOR 450, 450B, 850, 850B, AND W14, CASE CRAWLER TRACTOR, CASE G.P. & L.C.G. WHEEL TRACTOR, CASE LOADER/LANDSCAPER TRACTOR, DROTT SERIES-B FELLER/BUNCHER CRAWLER EXCAVATOR, DROTT SERIES-B CRAWLER EXCAVATOR, CASE CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT, CASE CONSTRUCTION KING TRACTOR W/SHUTTLE TRANSMISSION, CASE SUPER-D CONSTRUCTION KING LOADER BACKHOE, CASE SUPER-E CONSTRUCTION KING LOADER BACKHOE, CASE CONSTRUCTION KING FORKLIFT TRACTOR, SKID STEER LOADER - NRC, CASE WHEEL LOADER, CASE ARTICULATED WHEEL LOADER, CASE FORKLIFT including models 1700, 26, 26B, 26D, 26S, 320B, 33, 33S, 34, 35, 350, 350B, 35A, 35C, 35C WL, 35WL, 380CK, 40BLC, 40EC, 40YC, 420B, 420BD, 450B, 455B, 480E.

Frequently asked questions

What is the part number?

The manufacturer part number is 280796.

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.