Nha6990974 used on ciws
NSN 5975-01-392-8043
NSN 5905-00-850-1742
NSN 5910-01-298-5040
NSN 6685-01-068-4446
NSN 5915-01-338-6431
NSN 5855-00-937-7709
NSN 5935-01-053-8467
NSN 5925-00-399-1120
NSN 6135-00-880-1026
NSN 5975-00-246-4906
NSN 5945-01-641-9206
NSN 6320-01-290-5271