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 6610-01-381-3181
NSN 6320-01-415-0953
NSN 4140-01-324-7768
NSN 5905-01-593-2352
NSN 6130-01-535-1669
NSN 5975-01-391-7176
NSN 5895-01-447-7262
NSN 5935-01-048-8852
NSN 5996-01-545-7932
NSN 5945-00-248-6798
NSN 5965-00-096-7370
NSN 5895-01-301-4698