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 5910-00-340-1802
NSN 6105-01-373-4343
NSN 6320-01-329-2297
NSN 5965-00-067-6780
NSN 5990-00-908-4252
NSN 5996-01-203-1938
NSN 6610-01-156-9314
NSN 6240-01-552-2232
NSN 6220-01-107-2613
NSN 5930-01-549-8436
NSN 6620-01-237-4423
NSN 5915-00-659-3107