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 6610-01-169-1866
NSN 5945-01-384-2241
NSN 7035-01-481-2110
NSN 6110-01-372-0095
NSN 6320-01-207-0636
NSN 5950-01-532-7890
NSN 4140-00-959-3769
NSN 6130-00-855-7498
NSN 6220-01-499-6841
NSN 5960-01-426-4242
NSN 5990-00-200-5232
NSN 5985-01-243-4085