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 6135-01-615-6205
NSN 6220-00-443-0589
NSN 6240-01-458-9739
NSN 5998-00-541-8792
NSN 5999-01-167-6911
NSN 5925-01-259-8697
NSN 6135-00-577-8429
NSN 2925-01-248-2269
NSN 5895-01-394-4348
NSN 5925-01-607-0217
NSN 5920-00-946-5001
NSN 5965-00-529-0602