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 5920-01-010-3293
NSN 2925-00-596-9775
NSN 2925-01-178-0063
NSN 2925-01-311-7840
NSN 2925-01-079-6229
NSN 5975-00-678-5233
NSN 5998-01-361-3305
NSN 5925-00-988-7439
NSN 6130-01-356-7342
NSN 6240-01-492-6529
NSN 5999-01-487-6826
NSN 5960-01-336-5459