Screw size: 0.250, thread: 20, fastener length: 0.875 inch
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
NSN 5920-00-192-1723
NSN 5999-01-233-5558
NSN 6610-00-486-5343
NSN 5999-01-142-4490
NSN 6320-01-310-8068
NSN 6145-01-187-7682
NSN 5905-01-401-5325
NSN 5910-01-516-7460
NSN 6620-01-488-9547
NSN 5835-00-926-0195
NSN 2925-01-146-0278
NSN 6240-00-547-2127