>> Search results for: 740B7 NSN Search Results National Stock Number (NSN) Description 4820-00-203-9391, 4820002039391 Cancelled -> Replaced by 2915007917458 4820-00-859-7474 , 4820008597474 COCK,POPPET DRAIN 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