Check the listing for details. Water Heater Gas Thermostat White Rodgers 37C73U-171 (37C73U-274). Condition: New. Listed at 106.64 USD. Water Heater Gas Thermostat White Rodgers 37C73U-171 (37C73U-274) White Rodgers Gas Water Heater Thermostat part number 37C73U-171.For Rheem Style. SpecificationsInlet Size 1/2 NPTOutlet Size 1/2 inverted flareMounting 3/4 NPT, 4-1/2 bulb insertion lengthPilot Connection 1/4 compression fitting Shank Length 2-1/2 inchApplication Natural GasWater Colum (WC) 4.0 Main Main Burner 4.0 PilotTemperature Range 70 to 160F (21 to 71C) Threaded Right HandReplacement for 37C73U-274FeaturesAutomatic shut-off of main and pilot gas in the event of pilot failurePilot gas cock with safe lighting feature and filterTemperature adjustmentManifold pressure tapBuilt-In E.C.O. (Energy Cut Off) non-cycling high limit Product Details BrandWhite RodgersManufacturerWhite RdogersProduct TypeGas Water Heater ThermostatMpn37C73U-171 Emerson White-Rodgers part number 110N-171Gas Water Heater Thermostat part number 37C73U-171For Rheem StyleReplacement for 37C73U-274 Check out my other items. -Powered by