An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5920-00-865-9622
NSN 4140-01-415-0941
NSN 5895-01-176-1237
NSN 6135-01-415-1163
NSN 6105-01-062-1422
NSN 6145-00-110-9410
NSN 5985-01-435-5737
NSN 5960-00-420-0418
NSN 5895-00-496-9231
NSN 5935-01-151-3004
NSN 5990-01-341-5735
NSN 5895-01-323-9866