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 6320-00-831-2227
NSN 2925-01-647-7225
NSN 5915-01-641-0750
NSN 5910-01-476-7272
NSN 6135-01-226-4071
NSN 6105-01-137-6000
NSN 5945-01-262-2106
NSN 5930-00-384-3295
NSN 5930-00-512-6243
NSN 6150-01-230-8613
NSN 5910-01-328-7375
NSN 5998-01-616-8700