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 6130-01-600-6729
NSN 5985-01-428-6828
NSN 7035-01-643-5749
NSN 5985-00-811-9381
NSN 5835-01-092-6759
NSN 6645-00-283-6794
NSN 6110-01-140-7763
NSN 6105-01-535-3072
NSN 5960-01-054-5228
NSN 6685-01-384-7611
NSN 6145-01-495-0942
NSN 6620-00-244-0965