Robertshaw 5600-311 Thermostat Smith 100277953 Volute Gasket is

Smith 100277953 Volute Gasket is a critical sealing component engineered for high-performance circulating pumps within commercial and residential hydronic systems

For contractors managing external actuator mounting

Is this kit interchangeable with the 1" size PVB

Key Benefits: Directly compatible with FS7-4 Series

supporting the 325-3's lever-acting design and multi-positional mounting capabilities when used without a vent limiter

Robertshaw 5600-311 Thermostat Smith 100277953 Volute Gasket isThe Robertshaw 5600 311 Thermostat is a professional grade upper electric water heater thermostat designed as a direct replacement for domestic and commercial units. This 5600 Series control integrates automatic cycling temperature regulation and a manual reset high limit safety switch within a single, 3 3 4 inch compact housing. The snap action mechanism provides rapid response to temperature fluctuations, ensuring consistent 120F to 160F (+ 5F)