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 5990-01-529-7307
NSN 5985-00-577-9659
NSN 6130-00-675-9572
NSN 6150-01-267-3725
NSN 5895-01-440-9998
NSN 6220-01-592-0078
NSN 5965-00-706-7005
NSN 6150-01-429-9105
NSN 5905-01-366-1512
NSN 5855-01-029-8733
NSN 6110-01-551-1129
NSN 5925-01-391-1014