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 6135-01-412-5836
NSN 5925-01-660-7206
NSN 2925-00-491-3549
NSN 5996-01-343-2962
NSN 5960-01-502-6270
NSN 6685-01-604-8063
NSN 6220-01-308-0414
NSN 6110-01-243-0446
NSN 5975-01-607-6452
NSN 5935-01-484-1371
NSN 5950-01-583-9877
NSN 5998-01-560-3946