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 5855-01-281-6689
NSN 2925-01-391-1540
NSN 5950-00-941-0451
NSN 5930-01-497-4510
NSN 5925-01-306-0120
NSN 2925-01-387-0870
NSN 6105-01-108-4087
NSN 6240-00-364-0850
NSN 6135-01-255-9129
NSN 5925-00-206-3580
NSN 6645-01-268-0544
NSN 6620-00-792-9952