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 5915-01-319-9987
NSN 6105-00-401-5379
NSN 5935-00-204-0075
NSN 5930-01-655-3486
NSN 5965-01-304-9127
NSN 5999-00-111-2399
NSN 5998-01-074-4420
NSN 6135-01-168-2944
NSN 6110-00-153-5395
NSN 6105-00-456-1433
NSN 5975-01-609-3038
NSN 6620-01-014-7192