O’Keefe Controls Co.
O’Keefe Controls Co.
4 Maple Drive
Monroe, CT 06468
Phone: 203.261.6711
Email: info@okeefecontrols.com • Website: www.okeefecontrols.com
Print Back
    The restrictors incorporate a precision synthetic sapphire orifice which is fitted within a main body. The sapphire orifice is a stable, accurate flow restrictor. Standard sizes range from .0012" to .0252" orifice diameter in 32 increments.
Unit of Measure

Specifications

Material

 N/A Nylon

Nominal Orifice Size

 N/A 17

CV

 N/A 0.0073

Orifice Material

 N/A Synthetic Sapphire

Maximum Operating Pressure Gauge

 N/A 100 psig

Connection A

 N/A .128" Press-Fit Insert

Screened

 N/A None

Dimensions

Orifice Diameter

 N/A 0.0067 in0.17 mm

Total Length

 N/A 0.306 in

Maximum Outside Diameter

 N/A 0.129 in

Minimum Outside Diameter

 N/A 0.128 in

Orifice Diameter Accuracy

 N/A ±0.0003 in

Press Fit into Bore

 N/A 0.125 to 0.126 in

Application

N/A

  • Precision Flow Control - Gases or Liquids
  • Accurate Timing in Pneumatic or Hydraulic Circuits
  • Pressure Dividing Circuits and Pneumatic Resistance Bridges
  • Impedance Matching
  • Uni-directional Flow

Flow Data

Air Flow at Pressure - Standard Liters Per Minute (SLPM)_Sapphire

 N/A 1 psig: 0.120 5 psig: 0.273 10 psig: 0.382 15 psig: 0.482 20 psig: 0.569 25 psig: 0.654 30 psig: 0.710 40 psig: 0.88 50 psig: 1.05 60 psig: 1.23 70 psig: 1.40 80 psig: 1.57 90 psig: 1.75 100 psig: 1.92

Air Flow at Vacuum - Standard Liters Per Minute (SLPM)_Sapphire

 N/A 5 In. Hg.: 0.169 10 In. Hg.: 0.217

Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SLPM)_Sapphire

 N/A 15 In. Hg.: 0.235 20 In. Hg.: 0.235 30 In. Hg.: 0.235

Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH)_Sapphire

 N/A 1 psig: 0.254 5 psig: 0.577 10 psig: 0.809 15 psig: 1.02 20 psig: 1.21 25 psig: 1.39 30 psig: 1.50 40 psig: 1.86 50 psig: 2.22 60 psig: 2.61 70 psig: 2.97 80 psig: 3.33 90 psig: 3.71 100 psig: 4.07

Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH)_Sapphire

 N/A 5 In. Hg.: 0.358 10 In. Hg.: 0.460

Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH)_Sapphire

 N/A 15 In. Hg.: 0.498 20 In. Hg.: 0.498 30 In. Hg.: 0.498