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 5975-01-507-4771
NSN 5905-01-371-2064
NSN 5905-01-094-6302
NSN 4140-01-117-4801
NSN 5975-01-216-0607
NSN 5985-00-415-2777
NSN 6645-01-030-8930
NSN 5999-00-679-9934
NSN 6650-00-262-2324
NSN 6135-01-054-2462
NSN 6110-01-227-3869
NSN 5945-01-508-2706