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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 Brass

CV

 N/A 0.00017

Orifice Material

 N/A Sapphire/Nylon Sleeve

Nominal Orifice Size

 N/A 7

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 0.0028 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: 0.020 5 psig: 0.047 10 psig: 0.065 15 psig: 0.082 20 psig: 0.099 25 psig: 0.115 30 psig: 0.132 40 psig: 0.163 50 psig: 0.195 60 psig: 0.227 70 psig: 0.259 80 psig: 0.292 90 psig: 0.324 100 psig: 0.356

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

 N/A 5 In. Hg.: 0.028 10 In. Hg.: 0.036

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

 N/A 15 In. Hg.: 0.040 20 In. Hg.: 0.040 30 In. Hg.: 0.040

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

 N/A 1 psig: 0.042 5 psig: 0.100 10 psig: 0.138 15 psig: 0.174 20 psig: 0.210 25 psig: 0.244 30 psig: 0.280 40 psig: 0.345 50 psig: 0.413 60 psig: 0.481 70 psig: 0.549 80 psig: 0.619 90 psig: 0.686 100 psig: 0.754

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

 N/A 5 In. Hg.: 0.059 10 In. Hg.: 0.076

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

 N/A 15 In. Hg.: 0.085 20 In. Hg.: 0.085 30 In. Hg.: 0.085