>> Search results for: HTE623 NSN Search Results National Stock Number (NSN) Description 1680-99-612-0537, 1680996120537 DRAIN VALVE ASSEMBL 5365-99-612-7853 , 5365996127853 RING,RETAINING 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