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 5895-00-333-5247
NSN 6645-01-557-4608
NSN 5935-00-947-4021
NSN 5925-00-927-6969
NSN 5835-01-337-6247
NSN 5960-01-381-2478
NSN 5998-01-285-1900
NSN 5960-01-241-9078
NSN 5945-01-328-7531
NSN 4140-00-105-3083
NSN 5998-01-242-0007
NSN 5950-00-962-8231