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 5835-00-594-4921
NSN 6650-00-035-9297
NSN 5910-01-227-6517
NSN 5925-00-992-4963
NSN 5915-00-406-6460
NSN 5960-01-609-6565
NSN 6320-01-162-5977
NSN 6145-01-085-5556
NSN 5960-01-593-4760
NSN 6145-01-091-4652
NSN 6135-01-366-7477
NSN 6130-01-613-8435