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 6135-00-057-2005
NSN 5950-00-405-5387
NSN 5835-01-442-6482
NSN 6650-01-100-3185
NSN 5910-00-528-9714
NSN 5975-01-375-3517
NSN 5990-01-411-5930
NSN 5930-00-108-8430
NSN 6685-00-967-8353
NSN 5920-01-143-2212
NSN 5930-00-363-6599
NSN 2925-01-149-2865