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 5930-01-512-9083
NSN 6145-01-297-4838
NSN 6610-01-591-4374
NSN 5910-01-615-5388
NSN 5915-00-826-3457
NSN 5965-01-504-1051
NSN 6320-00-070-4544
NSN 5985-00-815-9067
NSN 6240-00-536-1867
NSN 5895-00-432-3559
NSN 6110-00-592-7474
NSN 4140-01-320-7527