Back Pressure Valve - Angle Type

FIG 137B

Single poppet one way check valve used to maintain product flow in one direction. 

Standard Features

Metal-to-metal seats

Thermal expansion available (25 or 50 PSI approximate)

 5 to 7 PSI spring settings

 

Construction Details

  • Body: Brass
  • Cap: Brass
  • Plunger: Brass
  • Spring: Stainless steel
  • Expansion valve: Brass with FKM
Figure Suffix Size Description Weight (lbs)
137B 0300 AV 2" Back Pressure Valve-Angle Type

6.25

137B 0400 AV 3" Back Pressure Valve-Angle Type

13.5

137B 0700 AV 2" Back Pressure Valve-Angle w/25 PSI ER

6.25

137B 0800 AV 3" Back Pressure Valve-Angle w/25 PSI ER

13.5

137B 1700 AV 2" Back Pressure Valve-Angle w/50 PSI ER

6.25

137B 1800 AV 3" Back Pressure Valve-Angle w/50 PSI ER

13.5

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