Series 53 Pressure Relief Valves are used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, and stainless steel spring. Pressure Range: 75 to 175psi (5.2 to 12.1 bar), Standard Pressure Setting: 75psi (516.7 kPa), Optional Settings: 100, 125, and 150psi (6.9, 8.6, and 10.3 bar); Also available at 50psi (3.45 bar) setting.
$79.78
each
60 In Stock
or for lower prices and free shipping.
Rugged bronze body
Stainless Steel Spring
Protects against buildup of excessive pressure
For use in systems containing water, oil, and air
Inquire with governing authorities for local installation requirements
Specifications
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Nominal Size: 1/2 in
End Style: MNPT x FNPT
Pressure Rating: 75 psi
Dimensions: 1-3/4 in W x 2-7/8 in H
Series: 53 Series
Body Material: Bronze
Domestic/Import: Domestic
Media: Water
Softgoods Material: Buna-N® Disc
Warranty
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Limited
Standards & Approvals
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ANSI Z21.22
PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.