Recessed portion of point 0.141 in. Diameter 0.312 in. Lg and engraved head
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).
NSN 6150-01-578-6786
NSN 5935-01-447-0669
NSN 6320-01-399-6177
NSN 6645-00-287-9192
NSN 5999-01-530-7297
NSN 5996-00-719-9816
NSN 6105-01-660-6377
NSN 6645-01-024-0409
NSN 4140-01-424-4595
NSN 6105-00-392-2917
NSN 5945-01-100-1873
NSN 5905-01-427-3804