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 6685-01-036-7635
NSN 5895-00-227-4752
NSN 5915-01-138-8355
NSN 7035-00-104-7613
NSN 5935-01-474-6516
NSN 5835-01-416-6449
NSN 6145-01-414-0271
NSN 5945-01-512-1066
NSN 6610-01-431-8575
NSN 5965-01-132-8736
NSN 5915-00-307-4313
NSN 6105-01-077-8135