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 5915-01-512-0754
NSN 5996-01-535-6443
NSN 6645-00-460-0528
NSN 5915-01-192-5708
NSN 5996-01-580-4604
NSN 5935-01-140-6590
NSN 5920-01-027-0660
NSN 5935-01-506-6577
NSN 6645-00-287-9192
NSN 5975-01-209-6806
NSN 5855-01-406-4821
NSN 6685-01-212-7314