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 5835-01-616-6131
NSN 5925-01-084-0058
NSN 6145-01-269-6099
NSN 6650-01-151-6450
NSN 5945-01-348-7996
NSN 6645-01-354-3362
NSN 6240-00-422-1278
NSN 5925-00-089-9928
NSN 5996-01-525-8996
NSN 5855-01-180-5369
NSN 6650-00-202-4540
NSN 5895-00-144-7046