>> Search results for: 3997029 NSN Search Results National Stock Number (NSN) Description 5998-01-140-4171, 5998011404171 CIRCUIT CARD ASSEMBLY 4720-00-998-6399 , 4720009986399 Cancelled -> Replaced by 4720013442282 5998-01-156-9351, 5998011569351 CIRCUIT CARD ASSEMBLY 5998-01-183-3754 , 5998011833754 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