>> Search results for: RB5421 NSN Search Results National Stock Number (NSN) Description 5962-01-018-0116, 5962010180116 MICROCIRCUIT,DIGITAL 4320-01-196-9908 , 4320011969908 SPOOL,PUMP 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