>> Search results for: 138728991 NSN Search Results National Stock Number (NSN) Description 5310-01-378-2443, 5310013782443 WASHER,FLAT 5310-01-378-2625 , 5310013782625 WASHER,FLAT 5310-01-378-2467, 5310013782467 WASHER,FLAT 5310-01-378-3726 , 5310013783726 WASHER,FLAT 5310-01-378-2769, 5310013782769 WASHER,FLAT 5310-01-378-3621 , 5310013783621 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