Watts 0275264 1" NPT 30 to 150 PSI Bronze Boiler Pressure Relief Valve

This 1 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment. It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever. It resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief, not as an operating control. The pressure relief is set at 100 psi (689.5 kPa) with corresponding high pressure ratings up to 2,635,000 BTU/hr.

Features:

Spring loaded
Soft seated
Bronze body
Automatic reseating

Specifications:

Manufacturer: Watts
Manufacturer Part Number: 0275264
Product Type: Boiler Pressure Relief Valve
Material: Bronze
Connection Size: 1" NPT
Maximum Working Pressure: 75 PSI
Pressure Range: 30 to 150 PSI
Pressure Relief Setting: 100 PSI
Dimensions: 4.95" x 5.95" x 2.55"
Weight: 2.09 lb.

Tech Sheet