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 5965-01-393-5223
NSN 6105-00-410-8450
NSN 5855-01-537-1162
NSN 6610-00-451-3325
NSN 6150-00-067-0145
NSN 6105-01-446-9092
NSN 5895-00-415-6054
NSN 5905-00-203-5913
NSN 6645-01-296-4223
NSN 5999-00-758-6991
NSN 5835-01-411-7050
NSN 5935-01-056-6286