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 6240-00-099-8606
NSN 5975-01-112-8380
NSN 5999-01-168-8293
NSN 5905-01-215-0760
NSN 7035-01-215-2449
NSN 5996-01-040-7610
NSN 5895-00-938-7081
NSN 5855-01-210-3002
NSN 5950-01-142-8302
NSN 6620-01-468-9288
NSN 5990-00-223-3258
NSN 6240-01-150-9290