Model 63 Pneumatic Filter Regulator

Part Number: M63

Model 63 Pneumatic Filter Regulator

Fairchild model 63N NACE MRO175 compliant filter regulator is a service regulator for severe service conditions for sulfide stress crack resistant materials for oil field and associated equipment. This model offers an integral 5 micron filter within its drip well bowl and offers the highest flow capacity of any regulator in its class. In addition, the Model 63N NACE features control sensitivity of 1" water column and an integral relief valve to deliver consistent and reliable performance to maintain desired set point regardless of supply pressure changes or conditions. The Fairchild Model 63N NACE will handle 300 psi, 20 BAR, maximum supply pressure and offers three (3) output pressure ranges from 0.5-30 psi, 0.03-2 BAR, 3-200 kPa, up to 2-120 psi, 0.14-8 BAR, 14-800 kPa and up to 25 SCFM, 42.5 m3/hr flow capacity. This model also has Canadian Registration (CRN) for all territories and provinces.


  • High flow capacity
  • Standard 5-micron filter
  • Conforms to NACE MRO175
  • Epoxy coated finish with stainless trim standard
  • Non-bleed design
  • Integral relief valve
  • Standard gauge port
  • Filter dripwell drain plug
  • Standard tapped exhaust
  • Soft relief seat
  • -60 deg F low temperature rating


  • Optimizes your process and productivity
  • Minimizes internal contamination
  • Well suited to harsh environments
  • Superior corrosion resistance
  • Minimizes and reduces consumption
  • Responsive and repeatable operation
  • Provides fast and convenient pressure gauge mounting
  • Allows user to easily drain trapped liquids
  • Fast and easy venting of exhaust
  • Minimizes air loss through the regulator
  • Consistent performance at low temperature


M63 - Specifications (870.14 KB) M63 - Installation, Operation and Maintenance Instructions (158.88 KB)
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