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 5950-00-064-5926
NSN 5915-01-507-6983
NSN 5950-01-124-4290
NSN 5905-01-227-5836
NSN 6110-00-897-4594
NSN 6130-01-531-1791
NSN 5985-01-537-2124
NSN 5855-01-188-4049
NSN 6135-00-175-1279
NSN 5915-00-203-2380
NSN 6135-01-566-1034
NSN 5965-01-559-7390