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 5960-01-020-1667
NSN 5990-01-202-5086
NSN 6645-00-928-7208
NSN 6685-00-249-4170
NSN 5996-01-373-3436
NSN 2925-01-440-9912
NSN 6620-01-186-4374
NSN 5998-00-915-7907
NSN 5960-00-275-7497
NSN 5930-01-456-7594
NSN 6620-01-650-5226
NSN 6135-00-120-1026