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 5915-00-849-8825
NSN 7035-00-079-7189
NSN 5935-01-055-5395
NSN 6145-01-454-6258
NSN 6135-00-603-4859
NSN 6320-00-164-4087
NSN 5920-01-516-6837
NSN 6650-00-981-1336
NSN 5998-01-183-9662
NSN 6645-00-857-0410
NSN 7035-00-050-9962
NSN 5920-00-904-3727