>> Search results for: 639AS1254 NSN Search Results National Stock Number (NSN) Description 5999-00-850-9934, 5999008509934 Cancelled -> Replaced by 5999009280141 5999-99-656-8334 , 5999996568334 GASKET,SHIELD 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