Watson McDaniel R Series Relief & Back Pressure Valve
The Watson McDaniel series R relief & back pressure valve automatically maintains desired maximum pressure in a vessel or on a system by relieving excess pressure into a lower pressure system or to atmosphere. Typical applications include pump bypass control valves, or for protection against intermittent overpressure conditions on liquid systems. Usable on a variety of liquid systems, not usable on steam systems.
- Available in sizes 3/4", 1", 1-1/4", 1-1/2", 2", and 3"
- Maximum inlet pressure of 300 PSIG at 180 F
- Heavy duty bronze body with interchangeable springs, sold separately
- Stainless steel disc on 3/4" through 1-1/2", bronze disc on 2" and 3"
Watson McDaniel R Series Relief & Back Pressure Relief Valve Specification Sheet
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