The 3/8 inch male pipe thread end utilizes long dryseal pipe threads (NPTF) to ensure a gas-tight seal and provide additional clearance for tightening 3/8 inch SAE flare nuts

While it can technically be mounted in any position

This gasket is primarily utilized in the 9100 Series cage valves and 9200 Series double seated valves

Provides a consistent 3 to 6 PSI compression range for reliable spring-return safety functions

This specific element utilizes high-grade

Maxitrol M511-1/2 Valve Freon The 3/8 inch male pipeEngineered for high precision thermal management in HVACR systems, the Maxitrol M511 1 2 is a specialized modulating gas valve designed for direct fired burners. This industrial grade component is purpose built for negative pressure (pull through) applications where consistent gas modulation is critical for maintaining stable discharge air temperatures. This model features a 1 2" NPT connection and is fully compatible with Maxitrol Selectra Series 14