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 6110-00-257-1446
NSN 5925-01-462-7251
NSN 5998-01-359-5089
NSN 5965-01-290-0535
NSN 6220-01-279-1331
NSN 7035-01-578-6232
NSN 6105-01-430-1967
NSN 5920-01-613-6826
NSN 2925-00-400-5634
NSN 5835-01-099-5845
NSN 7035-01-220-6392
NSN 5910-00-594-7986