FAIRCHILD Pneumatic Stainless Steel Service Regulator (M66)

Pneumatic Stainless Steel Service Regulator (M66)

FAIRCHILD Pneumatic Stainless Steel Service Regulator (M66)

Main Features

  • Full vacuum capability
  • Control sensitivity of less than 1/8″ water column
  • Aspirator Tube
  • Separate Control Chamber
  • Unit construction


  • Compatible with corrosive materials and environments and will not contaminate media
  • Allows use in high precision applications.
  • Increased sensitivity for higher accuracy.
  • Eliminates hunting and buzzing.
  • Provides flexibility for installation

The Fairchild Model 66 is a stainless steel pressure regulator for high performance applications with corrosive environments and/or high temperatures. The Model 66 Stainless steel housing and internals, along with its fluorocarbon elastomers are compatible with a wide range of corrosive materials and difficult operating environments. The Fairchild Model 66 pneumatic regulator features control sensitivity of 1″ water column to deliver consistent and reliable precision accuracy to maintain your desired set point regardless of system pressure changes or conditions. The Fairchild Model 66 pressure regulator will handle a 500 psi, 35 BAR maximum supply pressure and offers five (5) set point pressure ranges from 0-10 psi, 0-0.7 BAR, 0-70 kPa up to 2-150 psi, 0.15-10 BAR, 15-1000 kPa.

Max Supply Pressure 500 psig [35 BAR]
Max Output Pressure 150 psig [10 BAR]
Flow Capacity 17 SCFM (28.9 m3/HR)
Accuracy 0.3 psi (typ)