Item Pressure Relief Valve; Valve Inlet Port 1/4 in NPT; Preset Setting (PSI) 0 to 20; Valve Vacuum Range Not Rated; Max. CFM - Valves 2 cfm; Max. Temp.

Adjustable Pressure Relief Valve 1/2" x 1/2" (100/51#) Adjustable 50-200 PSI Cast brass body (100 per case) Click here for Technical Data.

Parker’s pressure relief valves are designed to limit the upstream pressure by opening at a preset value and discharging the medium. Our range includes pressure relief valves in

For systems operating at high vacuum pressure regimes, Pressure Relief Valves (PRV's) are the economical alternative to single-use burst disc products. Standard Pressure Relief Valves are factory-calibrated for a 2 PSI relief pressure. However, our PRVs can be adjusted to as low as 0.5 PSI relief pressure, if required for your application.

Hamilton Aluminum By-Pass Pressure Relief Valve 300-600 PSI Outlet -1/2" FNPT Inlet - 1/2" MNPT Floating stainless steel ball or Nitrile/Buna Washer allows 

Add to cart. This item: 200 psi Pressure Relief Valve. $9.94. Powermate 145 - 175 psi Pressure Switch. $38.10. Powermate 175 psi Pressure Relief Valve. $8.08.

PRESSURE RELIEF VALVE, 2 125 - 500 PSI PRV-20015, 132005 | Howard Supply.

1/2 in. (12.7 mm) Pressure Relief Valve NPT discharges excess water or air pressure from water-based systems. Designed for use in residential and gridded sprinkler systems, these valves activate at a predetermined pressure of 175 PSI for ease of installation and peace of mind. Each 1/2 in. (12.7 mm) Pressure Relief Valve features a corrosion

Maximum Inlet Pressure Less than 250 psi 250 to 299 psi 300 to 499 psi 500 to 999 psi 1,000 psi or greater Body Material Brass Bronze Stainless Steel Iron Seal Material Brass Rubber

Relief Valves Relief valves are designed to open at a preset pressure (or temperature) level and relieve the system when it has exceeded the desired level. The valve's relief of elevated liquid, gas, or steam pressures prevents damage to the system. We offer a wide selection of relief valves for any application. Build Your Spec in Under 5 Minutes

Product Description. 'Safety Relief Valve, Body Material Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 1-1/2 In., Outlet Size 2 In., Factory Set Pressure 150 psi, Pressure Range 0 to 300 psi, Steam Capacity (Lb./Hr.) 2480, Disc Material Bronze, Overall Height 9-3/4 In., Application Air, Gas, Seat Material Bronze, Spring Material 316