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 5990-00-087-6177
NSN 5835-01-259-0859
NSN 5960-01-108-8231
NSN 2925-01-175-1217
NSN 5945-00-010-8336
NSN 7035-01-564-1821
NSN 6130-01-466-6534
NSN 6150-00-232-3145
NSN 6145-01-187-6267
NSN 7035-01-656-1901
NSN 6110-01-173-9420
NSN 5998-00-947-5142