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 5945-00-539-2048
NSN 2925-00-295-1994
NSN 5855-01-659-0293
NSN 5996-01-480-7535
NSN 6130-01-057-8698
NSN 5990-01-554-8547
NSN 5915-01-396-9413
NSN 5975-00-170-3623
NSN 7035-00-834-2090
NSN 4140-01-571-7913
NSN 6240-01-329-2453
NSN 5996-00-376-5442