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 6620-00-635-7347
NSN 6150-01-026-5364
NSN 7035-00-009-8705
NSN 6240-00-159-8658
NSN 5985-00-832-6733
NSN 5920-00-320-7800
NSN 6645-01-076-4655
NSN 6150-01-496-8619
NSN 5965-01-168-8180
NSN 5905-01-394-5195
NSN 5985-01-313-9958
NSN 5999-01-472-2123