>> Search results for: DD423S470122PC6 NSN Search Results National Stock Number (NSN) Description 4730-00-274-9207, 4730002749207 PACKING NUT 4820-00-337-1100 , 4820003371100 SEAT,VALVE 2825-00-696-0781, 2825006960781 VALVE HEAD 4730-00-274-9209 , 4730002749209 PACKING NUT 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