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 5996-01-627-0603
NSN 5935-01-082-6048
NSN 5920-00-134-0395
NSN 7035-00-361-5975
NSN 6620-01-271-8984
NSN 6685-00-391-8675
NSN 5925-00-472-1371
NSN 6110-01-135-7908
NSN 6645-01-299-3198
NSN 5935-01-148-0349
NSN 5998-01-245-7658
NSN 5895-00-542-7408