Two 4-40 unc-2b threaded mtg holes spaced 0.500 in. Apart
NSN 5935-01-044-2359
NSN 5920-01-103-4728
NSN 5925-00-816-9929
NSN 6150-00-814-5905
NSN 5945-01-424-5780
NSN 6240-01-071-7446
NSN 5998-01-551-1108
NSN 5930-01-282-1214
NSN 5945-01-050-9172
NSN 5990-01-245-7299
NSN 5990-00-010-1413
NSN 4140-01-367-5824
Last Updated: 08/06/2025