>> Search results for: 7028640 NSN Search Results National Stock Number (NSN) Description 1005-00-702-8640, 1005007028640 RING,OUTER SEAL 4820-01-212-4489 , 4820012124489 DISK,VALVE 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