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 5965-01-096-7825
NSN 5990-01-443-2931
NSN 5915-00-426-8298
NSN 5935-00-500-5647
NSN 5925-01-151-6518
NSN 6610-01-338-5338
NSN 5925-01-303-1403
NSN 6135-01-576-9616
NSN 5975-00-862-4506
NSN 6145-01-165-6773
NSN 5925-01-008-8520
NSN 5998-00-988-3111