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 5930-01-234-4542
NSN 6145-01-237-9481
NSN 2925-00-964-7128
NSN 6110-01-102-2370
NSN 6105-01-659-2444
NSN 4140-01-551-1125
NSN 5855-01-018-1247
NSN 4140-00-054-6467
NSN 6145-00-320-8878
NSN 6105-01-304-0925
NSN 6135-00-921-6487
NSN 6220-01-428-8944