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 6685-01-585-6794
NSN 5855-01-413-5645
NSN 5990-01-065-0492
NSN 6610-00-564-9360
NSN 6110-01-311-0452
NSN 6220-00-245-4153
NSN 6320-01-414-3515
NSN 2925-01-510-9378
NSN 5935-00-956-8341
NSN 5975-01-384-7912
NSN 6610-00-151-8074
NSN 5999-01-254-8514