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 6320-01-429-9871
NSN 5920-00-764-1852
NSN 6135-00-962-4111
NSN 5905-00-571-6061
NSN 6620-00-199-8734
NSN 5996-01-658-2569
NSN 6620-01-437-3146
NSN 5965-00-834-2603
NSN 5835-01-113-8731
NSN 6645-00-459-3313
NSN 5960-01-425-1454
NSN 5855-01-454-6956