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 6610-00-855-2821
NSN 5990-01-512-9129
NSN 5960-01-279-2589
NSN 4140-01-386-5630
NSN 5960-00-952-1868
NSN 5935-01-387-7951
NSN 5925-00-186-8669
NSN 5930-01-338-0722
NSN 5935-01-353-3998
NSN 4140-00-488-8916
NSN 5925-00-397-8258
NSN 6150-00-537-5538