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 6135-01-367-6203
NSN 6320-00-322-3460
NSN 5999-01-206-9939
NSN 5990-00-269-2226
NSN 6150-00-557-7656
NSN 5930-00-221-0980
NSN 6110-01-269-4159
NSN 5985-00-392-3426
NSN 6685-00-491-8220
NSN 5960-01-178-7500
NSN 6620-01-475-4717
NSN 6135-00-062-5080