The AllPoints Foodservice Parts & Supplies 52-1136 is a high-performance safety valve designed for gas applications. Featuring a 3/4" NPT inlet and outlet, this valve ensures reliable operation with a 1/4" CCT pilot output. Capable of handling up to 402,500 BTU, it operates on a millivolt system, making it compatible with Penn-Johnson systems. This safety valve is a direct replacement for Nieco part number 12143, ensuring seamless integration into your existing setup. Ideal for enhancing safety and efficiency in foodservice operations.