5/16-18 x 4 Coarse Thread Socket Head Cap Screw Black DFAR HTU The washer has external teeth

The washer has external teeth that bite into the surface of the nut or bolt

The 2-56 NM Nylon Insert Hex Lock Nut Black Oxide is a type of nut that is used to secure bolts and screws in place

These 5-20 x 1 Phillips pan self-tapping screws are Type AB fully threaded and zinc-plated

Ideal for applications where strength

The 10-32-

5/16-18 x 4 Coarse Thread Socket Head Cap Screw Black DFAR HTU The washer has external teethThis 5 16 18 x 4 Coarse Thread Socket Head Cap Screw is made of black oxide coated steel and meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS). It has a coarse thread pitch of 18 threads per inch and a length of 4 inches. The socket head design allows for easy driving with a hex key or Allen wrench. The black oxide coating provides corrosion resistance and a sleek finish. This screw is commonly used in a variety