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 7035-00-096-9986
NSN 5990-01-538-6115
NSN 6685-01-247-9836
NSN 6110-00-901-9820
NSN 6610-01-633-8931
NSN 5855-01-406-7237
NSN 5985-01-162-9208
NSN 6110-01-353-2472
NSN 5999-01-349-3652
NSN 6645-00-312-2752
NSN 4140-00-952-0697
NSN 6320-00-149-7570