>> Search results for: S56740 NSN Search Results National Stock Number (NSN) Description 5330-00-399-0254, 5330003990254 Cancelled -> Replaced by 5330006085783 5330-66-098-2176 , 5330660982176 GASKET 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