>> Search results for: X4422A NSN Search Results National Stock Number (NSN) Description 5998-01-537-8812, 5998015378812 CIRCUIT CARD ASSEMBLY 5998-01-549-9283 , 5998015499283 CIRCUIT CARD ASSEMBLY 5998-01-575-3298, 5998015753298 CIRCUIT CARD ASSEMBLY 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information