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 5925-01-534-7723
NSN 6220-01-641-4384
NSN 5855-01-571-5605
NSN 6610-01-168-7943
NSN 5996-00-691-0174
NSN 5930-01-179-5782
NSN 5915-01-277-3244
NSN 5925-00-756-0462
NSN 6240-01-455-1749
NSN 6240-01-320-9169
NSN 5950-01-585-1022
NSN 5925-00-389-6433