>> Search results for: 20CS169966310 NSN Search Results National Stock Number (NSN) Description 4820-01-057-7641, 4820010577641 VALVE,SAFETY RELIEF 4820-01-057-4171 , 4820010574171 Cancelled -> Replaced by 4820010573369 1 Related Inventory 20SC169-9663-106T1354820010577641Condition NSVALVE SAFETY Readily AvailableAdd to RFQ 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