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 6620-00-833-6786
NSN 6130-00-688-7085
NSN 5975-01-217-0579
NSN 4140-01-458-9626
NSN 6685-01-611-7782
NSN 5835-01-126-2480
NSN 5925-01-080-5755
NSN 7035-01-429-7954
NSN 6130-00-144-8018
NSN 6685-01-076-0242
NSN 6130-01-457-7579
NSN 6650-00-506-0054