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 5950-01-540-8273
NSN 6110-01-131-5199
NSN 6135-01-364-0667
NSN 6240-00-018-8028
NSN 6110-01-289-8170
NSN 5915-01-343-7746
NSN 6150-00-765-4294
NSN 6685-01-286-9555
NSN 5985-01-485-3062
NSN 6620-01-576-7723
NSN 6220-00-443-6522
NSN 5950-01-294-3708