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    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

Material

 N/A 304 SS

CV

 N/A 0.00022

Orifice Material

 N/A Sapphire/Nylon Sleeve

Nominal Orifice Size

 N/A 8

Maximum Operating Pressure

 N/A 100 psig

Connection A

 N/A 1/4" NPT Male

Connection B

 N/A SAE 37 DEG #4 7/16"-20 Male

Screened

 N/A None

Orifice Diameter

 N/A 0.0031 in

Width Across Flats (Hex)

 N/A 9/16 in

Total Length

 N/A 1.42 in

Orifice Diameter Accuracy

 N/A ±0.0003 in

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

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

 N/A 1 psig: 0.025 5 psig: 0.059 10 psig: 0.082 15 psig: 0.104 20 psig: 0.125 25 psig: 0.144 30 psig: 0.164 40 psig: 0.203 50 psig: 0.241 60 psig: 0.280 70 psig: 0.318 80 psig: 0.357 90 psig: 0.396 100 psig: 0.435

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

 N/A 5 In. Hg.: 0.036 10 In. Hg.: 0.046

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

 N/A 15 In. Hg.: 0.050 20 In. Hg.: 0.050 30 In. Hg.: 0.050

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

 N/A 1 psig: 0.053 5 psig: 0.124 10 psig: 0.174 15 psig: 0.220 20 psig: 0.265 25 psig: 0.305 30 psig: 0.347 40 psig: 0.430 50 psig: 0.511 60 psig: 0.593 70 psig: 0.674 80 psig: 0.756 90 psig: 0.839 100 psig: 0.922

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

 N/A 5 In. Hg.: 0.076 10 In. Hg.: 0.098

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

 N/A 15 In. Hg.: 0.107 20 In. Hg.: 0.107 30 In. Hg.: 0.107