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 2925-01-368-1333
NSN 5855-01-339-7675
NSN 5835-00-113-6090
NSN 6650-01-310-7403
NSN 5950-01-320-4997
NSN 5950-00-275-2842
NSN 2925-00-925-0545
NSN 5996-00-262-5094
NSN 5905-01-322-7983
NSN 5998-01-415-1418
NSN 5915-01-510-9763
NSN 5920-00-894-4556