>> Search results for: AM20ER NSN Search Results National Stock Number (NSN) Description 4730-99-789-0582, 4730997890582 ELBOW,PIPE 4730-99-758-3689 , 4730997583689 ELBOW,TUBE 4730-99-789-0580, 4730997890580 ELBOW,PIPE 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