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 6150-01-580-1288
NSN 5835-01-642-4705
NSN 5975-00-281-5587
NSN 6135-01-506-0759
NSN 5920-00-405-1363
NSN 6620-01-430-7104
NSN 6150-01-542-3613
NSN 6220-01-527-3006
NSN 6150-01-099-1584
NSN 6620-01-593-0817
NSN 5835-01-464-7038
NSN 5915-00-054-5535