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 6240-01-555-8365
NSN 6105-01-055-6569
NSN 5910-00-768-7451
NSN 5945-01-546-0988
NSN 5996-01-197-7005
NSN 5990-00-910-4500
NSN 5915-01-569-8227
NSN 6105-01-441-9312
NSN 5960-00-115-8476
NSN 6685-01-438-8416
NSN 6130-00-164-4217
NSN 5996-01-109-1586