>> Search results for: 31A4X8 NSN Search Results National Stock Number (NSN) Description 5310-01-235-3172, 5310012353172 NUT,PLAIN,CASTELLATED,HEXAGON 5310-01-258-8918 , 5310012588918 NUT 5310-00-901-1161, 5310009011161 Cancelled -> Replaced by 5310003170719 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