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 6150-01-541-6355
NSN 6135-01-338-2281
NSN 4140-01-417-0062
NSN 7035-01-154-0796
NSN 6610-00-732-0037
NSN 6105-01-388-1926
NSN 5945-01-172-5700
NSN 6610-01-061-1875
NSN 6685-01-012-7556
NSN 6150-01-321-7927
NSN 5935-01-576-8302
NSN 5975-00-281-0099