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 5960-00-597-2680
NSN 6220-00-468-0296
NSN 5910-00-474-2156
NSN 5925-01-034-9288
NSN 6105-00-505-1173
NSN 6150-01-576-9068
NSN 5835-00-170-5238
NSN 5915-01-221-3915
NSN 5990-01-116-2181
NSN 6320-00-110-8005
NSN 4140-01-291-6390
NSN 5905-01-242-3299