?Part number?: RV Water Heater Anode Rod. The anode rod absorbs the corrosive action acused by hot water and prolongs the life of your water heater tank ?Replace?: Replace for most models, including Suburban Mor-Flo (6-10-12 gallon tanks), Suburban water heater models (D, DE, DEL, DEM). Like the popular SW12DE. Direct replacement for Suburban 232767 and Camco 11553 parts ?High Quality?: Made of good-quality magnesium designed to provide long-lasting use and collect contaminants from water hearts, this suburban heater anode rod lasts longer and provides better performance when compared to aluminum heater anode rods ensuring your water heater doesnt break down anytime soon ?Size?: These anode rods are 9.25 long, NPT threads and are compatible with Mor-Flo water tanks. The rods use a 1-1/16 inch socket ?Package Includes?: 2 X 9.25" x 3/4" NPT RV Water Heater Anode Rod. Its easy to install and replace and provides reliable use. To protect the metal casing of the water heaters from being worn down by corrosion, our water filter rods enhance the longevity of your water heater. You should gradually check the anode rod to see whether it needs to be replaced