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 5945-00-532-1571
NSN 6685-01-437-8880
NSN 7035-01-079-6560
NSN 7035-01-588-4459
NSN 6220-00-814-1598
NSN 5985-01-458-3384
NSN 6130-01-268-9682
NSN 5998-01-336-3645
NSN 6110-00-821-4390
NSN 6135-01-411-3212
NSN 5990-00-932-3070
NSN 7035-01-422-9483