National Item Identification Number
National Stock Number
Federal Supply Class
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
NONMACHINE NOMINAL THREAD DIAMETER
0.500 INCHES NOMINAL