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 6320-00-593-0379
NSN 5999-01-136-5483
NSN 5925-01-155-7697
NSN 6145-00-170-7947
NSN 5950-00-319-4088
NSN 5985-01-424-0768
NSN 6105-01-183-4464
NSN 6145-00-998-3579
NSN 6620-00-807-6954
NSN 5910-00-987-5459
NSN 6150-00-455-9860
NSN 5925-00-133-2963