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 6135-00-871-3646
NSN 5930-01-258-2462
NSN 6220-01-460-6982
NSN 5985-01-519-9295
NSN 5925-00-456-0651
NSN 6685-01-273-7391
NSN 5925-01-400-3002
NSN 6240-01-269-0375
NSN 5930-01-514-6810
NSN 6110-01-024-9428
NSN 5999-01-424-0713
NSN 5998-01-487-6620