Screw, hex head .250 inch 20x1.500 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 6110-01-397-2885
NSN 6105-00-227-1412
NSN 6685-01-398-1951
NSN 7035-01-600-6139
NSN 5935-00-008-8686
NSN 5915-01-566-7954
NSN 5965-01-483-7244
NSN 4140-00-423-6663
NSN 6320-01-538-6737
NSN 6110-00-399-1413
NSN 5950-01-318-9512
NSN 5990-00-898-1398