Rheem Water Heater Parts SP21195C is a reliable Gas Control (Thermostat) - NG W-R Valve adapter Kit designed to replace SP20303D, AP14270C, and 37C73U-832. This thermostat-style gas control delivers precise temperature regulation for compatible Rheem gas water heaters, ensuring safe, efficient operation and easy maintenance.

As a direct replacement part, the Gas Control and Thermostat assembly combines accurate sensing, durable construction, and a simple swap for minimal downtime. The NG W-R Valve adapter fits a range of Rheem models, providing dependable performance in everyday hot water use. This kit consolidates the key components you need when upgrading or restoring your gas-fired system, making it an essential part of any Rheem water heater replacement parts lineup.

• Direct replacement for SP20303D, AP14270C, and 37C73U-832
• Includes Gas Control (Thermostat) and NG W-R Valve adapter
• Precise temperature regulation for consistent hot water
• Durable, corrosion-resistant materials for long life
• Easy installation with standard Rheem connections

Upgrade with confidence and keep your Rheem water heater running smoothly with this SP21195C kit—your trusted choice in official Rheem replacement parts.