Larsen
Water heater connector. Stainless steel, 3/4"x24"female x female pipe thread. Very flexible.
Water Heater Thermostat, Upper, Double Pole, Universal, 240-Volt
Reliance Incoloy Electric Heater Element
Eastman Thermal Expansion Tank
Reliance Screw-In Water Heater Element
Homewerks Worldwide Braided Stainless-Steel Water Heater Connector