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 6135-00-823-3034
NSN 5895-01-014-4524
NSN 6240-01-225-8518
NSN 5998-00-629-9890
NSN 5950-01-309-1501
NSN 5985-00-103-3731
NSN 6645-01-360-4562
NSN 5910-01-594-6577
NSN 6135-00-203-9645
NSN 4140-00-249-5603
NSN 6135-00-753-2276
NSN 5985-01-317-4118