>> Search results for: 4039221 NSN Search Results National Stock Number (NSN) Description 5930-00-231-1491, 5930002311491 Cancelled -> Replaced by 5930010460763 5331-00-588-4200 , 5331005884200 O-RING 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