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 5855-01-352-7033
NSN 5945-00-689-3643
NSN 2925-01-368-5773
NSN 6150-00-761-6352
NSN 6685-01-191-1539
NSN 6150-01-271-9031
NSN 5905-00-556-4489
NSN 5950-01-170-4834
NSN 5925-01-359-6329
NSN 5960-01-360-2117
NSN 5920-00-416-5999
NSN 5930-00-004-4721