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 5965-01-262-3513
NSN 6320-00-593-0379
NSN 6220-01-266-6548
NSN 5925-01-420-5439
NSN 6610-00-049-6497
NSN 5835-01-084-5742
NSN 5990-00-605-0391
NSN 6110-01-090-0804
NSN 5975-01-502-0833
NSN 6685-00-036-2282
NSN 5895-00-001-3631
NSN 6650-01-604-9073