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 5998-00-171-8941
NSN 5935-00-205-9563
NSN 5905-01-207-5711
NSN 5985-00-157-4932
NSN 5915-01-451-4332
NSN 5930-01-101-1358
NSN 5895-00-459-7468
NSN 5950-01-460-0511
NSN 6650-00-195-7519
NSN 5950-01-485-0246
NSN 5915-01-407-1061
NSN 6645-00-136-3024