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 6145-00-582-1301
NSN 7035-01-076-4067
NSN 5998-00-676-6922
NSN 5975-01-630-2011
NSN 5905-01-053-0259
NSN 5915-01-550-3416
NSN 6620-01-383-7519
NSN 5905-01-616-3645
NSN 6610-00-255-8770
NSN 5935-00-421-1763
NSN 6220-01-194-5555
NSN 5920-00-232-3699