>> Search results for: RY180239ITEM7 NSN Search Results National Stock Number (NSN) Description 4320-01-393-0421, 4320013930421 IMPELLER,PUMP,CENTRIFUGAL 4320-01-393-0412 , 4320013930412 IMPELLER,PUMP,CENTRIFUGAL 4320-01-393-0417, 4320013930417 IMPELLER,PUMP,CENTRIFUGAL 4320-01-392-8428 , 4320013928428 IMPELLER,PUMP,CENTRIFUGAL 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