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 6110-00-285-1895
NSN 2925-01-101-4655
NSN 6685-01-366-2130
NSN 5965-01-574-8942
NSN 6130-01-146-4687
NSN 6685-01-536-2538
NSN 5835-01-392-7683
NSN 5915-01-428-9343
NSN 5905-01-201-9112
NSN 5945-01-528-6380
NSN 5960-00-536-1535
NSN 4140-01-193-1566