Precision Flow Orifices

The Lee Company's Precision Flow Orifices are economical, reliable, highly accurate miniature flow restrictors. These valves are 100% flow tested to ensure consistent system performance and designed for easy installation in metal and plastic housings. Tighter tolerances are available as specials.

Our Precision Orifices are available in forward and reverse flow directions and in gas and liquid versions. Integral safety screens are incorporated where the orifice diameter is 0.5 mm (.020 in.) or below.

Lee Precision Orifice features and benefits:

  • 100% flow tested for accurate, consistent system performance
  • Self retained for easy installation
  • Liquid and gas versions for design flexibility
  • Miniature size saves space and reduces weight
  • More accurate than orifices specified by hole tolerance

Click here to learn more.