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 5925-01-608-3822
NSN 2925-00-233-5644
NSN 6130-01-474-5190
NSN 6110-01-283-3753
NSN 5915-01-462-0432
NSN 5935-01-563-4660
NSN 6110-01-531-7724
NSN 6130-01-051-1405
NSN 7035-01-378-5074
NSN 6645-01-363-9028
NSN 5945-01-554-7872
NSN 5985-01-653-7735