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“PR” ASME SOFT SEAT SAFETY VALVE
Safety Valve PR Pressure Relief Valve

  • Applications: Use in Systems to Maintain Desired Pressure Level
  • Proportional Relief Valves, Not “Pop” Safety  Valves
  • Not Preset,  Field Adjustable
  • Knurled Adjustment Screw & Locked with Jam Nut
  • Construction: Brass with Stainless Springs
  • Poppets: PR25 Stainless Steel Ball 
    PR38-75 Nylon with Nitrile Seals
    Maximum Temperature: 250˚F
  • Loc–Tite ® Vibra Seal Standard

Model

NPT

Available
 Pressure Range
(PSI)

Flow @ 5 PSI Crack
Pressure

PR25

1/4

10-60
50-125
100-200

2

PR38

3/8

0-20

5

PR75

3/4

0-20

10

PR10

1

0-20

10

 

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