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 5915-01-422-2014
NSN 6145-00-776-9819
NSN 6135-01-604-8739
NSN 6150-01-426-8986
NSN 6135-01-282-4326
NSN 6620-01-505-7921
NSN 6105-01-446-7245
NSN 5999-01-228-5265
NSN 5905-01-430-9732
NSN 5945-01-552-3568
NSN 6685-01-579-8452
NSN 5835-01-339-0542