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 6220-01-327-6308
NSN 5950-00-285-6419
NSN 5950-01-181-6403
NSN 6130-00-369-1627
NSN 5915-01-088-8372
NSN 5996-01-255-3281
NSN 7035-01-301-3263
NSN 5975-00-444-7844
NSN 4140-00-542-4611
NSN 4140-01-210-8049
NSN 5835-01-568-7796
NSN 5920-01-020-7659