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VLV RLF 1/2IN NO LD BRZ VLV RLF 3/4IN NO LD BRZ VALVE PRES CALIBRATD RLF 1/2IN
Boshart Pressure Relief Valve, Nominal Size: 1/2 in, Operating Pressure: 75 psi, Body Material: Brass, Spring Material: Stainless Steel, Softgoods Material: Buna-N, Dimensions: 4 in L x 2 in W x 3-1/2 in H Boshart Pressure Relief Valve, Nominal Size: 3/4 in, Operating Pressure: 75 psi, Body Material: Brass, Spring Material: Stainless Steel, Softgoods Material: Buna-N, Dimensions: 4 in L x 2 in W x 3-1/2 in H This 1/2 in calibrated pressure relief valve is used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil or air. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, brass bonnet, Buna-N disc and Buna-N O-ring. Series 530C has a calibrated adjustment feature for setting the valve to the required relief pressure and is ideal for bypass thermal expansion pressure relief (not ASME approved). It is for use in fire protection systems. The maximum pressure is 300 psi (20.67 bar). The adjustable pressure range is 50 to 175 psi (3.45 to 12.06 bar).
VLV PRESS RLF ADJ 1/2IN BRZ REGULATOR PP 1IN BRS EB45 LF
Watts Adjustable Pressure Relief Valve, Nominal Size: 1/2 in, Body Material: Bronze, Dimensions: 12-7/8 in L x 7-1/2 in W x 8-7/8 in H The EB-45 series is a lead-free1 half-cartridge based pressure reducing and regulating valve with a bronze body. The valve construction is similar to a traditional regulator in that it retains a separate spring chamber and adjusting screw, but offers the simplicity and maintenance benefits of a cartridge based valve. The EB-45 is assembled using modular construction methods and features end connections threaded for both FIP and union in 1 in through 2 in sizes. A connection for a pressure gauge is also available for 3 in and 1 in models. The EB-45 is intended for use where supply line pressure does not exceed 300 psi. The EB-45 pressure regulators are supplied by the factory with a standard delivery setting of 45 psi. The outlet pressure can be adjusted from 10 to 70 psi without changing the spring. This regulator is suited for either cold or hot water service.
   
 
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