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 5905-00-941-9077
NSN 5996-01-011-3803
NSN 5960-01-522-0391
NSN 6135-01-351-2690
NSN 5999-01-529-3769
NSN 6645-01-400-2119
NSN 2925-00-284-1534
NSN 5895-00-081-2219
NSN 6240-01-406-5345
NSN 6105-00-225-5387
NSN 6320-01-366-5157
NSN 5985-01-453-4825