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 5855-01-295-2313
NSN 5996-01-371-2958
NSN 5910-01-027-9571
NSN 6220-01-519-6308
NSN 5965-01-289-6436
NSN 5996-01-242-9433
NSN 7035-01-467-8921
NSN 5905-01-266-8957
NSN 5965-01-406-6320
NSN 5905-01-303-8138
NSN 5835-01-158-6878
NSN 5945-01-241-3557