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 6135-00-110-1981
NSN 6645-01-287-9969
NSN 4140-01-225-0662
NSN 2925-00-233-5644
NSN 6150-01-342-8460
NSN 5999-01-142-9600
NSN 7035-01-079-6560
NSN 5960-01-381-8475
NSN 6650-01-463-1894
NSN 6110-01-278-8325
NSN 6135-01-136-1059
NSN 5990-01-070-4627