>> Search results for: NAS1580C3T12P NSN Search Results National Stock Number (NSN) Description 5305-01-073-9187, 5305010739187 SCREW,CLOSE TOLERANCE 5310-01-073-9221 , 5310010739221 WASHER,FLAT 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