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 5910-00-227-9296
NSN 5910-01-069-5237
NSN 2925-01-311-7840
NSN 6145-01-391-9705
NSN 5930-01-107-2325
NSN 7035-00-320-5644
NSN 6130-01-180-7556
NSN 5975-01-088-7470
NSN 7035-01-004-8819
NSN 6240-01-431-0792
NSN 6105-01-491-0329
NSN 5910-01-266-1996