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 6105-00-258-2157
NSN 5910-00-240-3001
NSN 5950-00-442-4272
NSN 6135-01-260-1100
NSN 5999-00-056-5461
NSN 6135-01-399-6812
NSN 5945-01-584-0059
NSN 5910-01-106-3499
NSN 5925-00-179-8327
NSN 6110-01-063-0125
NSN 5965-01-350-5105
NSN 6610-01-599-4462