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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 303 SS

Orifice Material

 N/A Synthetic Sapphire/Nylon Sleeve

Nominal Orifice Size

 N/A 48

CV

 N/A 0.008

Maximum Operating Pressure

 N/A 100 psig

Connection A

 N/A 1/4" NPT Male

Connection B

 N/A 1/4" NPT Male

Screened

 N/A None

Orifice Diameter

 N/A 0.0189 in

Orifice Diameter Accuracy

 N/A ±0.0003 in

Width Across Flats (Hex)

 N/A 9/16 in

Total Length

 N/A 1.38 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: 0.965 5 psig: 2.16 10 psig: 2.90 15 psig: 3.69 20 psig: 4.36 25 psig: 5.03 30 psig: 5.69 40 psig: 7.02 50 psig: 8.35 60 psig: 9.69 70 psig: 11.0 80 psig: 12.3 90 psig: 13.7 100 psig: 15.0

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

 N/A 5 In. Hg.: 1.38 10 In. Hg.: 1.80

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

 N/A 15 In. Hg.: 1.99 20 In. Hg.: 1.99 30 In. Hg.: 1.99

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

 N/A 1 psig: 2.04 5 psig: 4.58 10 psig: 6.14 15 psig: 7.82 20 psig: 9.24 25 psig: 10.7 30 psig: 12.1 40 psig: 14.9 50 psig: 17.7 60 psig: 20.5 70 psig: 23.3 80 psig: 26.1 90 psig: 29.0 100 psig: 31.8

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

 N/A 5 In. Hg.: 2.92 10 In. Hg.: 3.81

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

 N/A 15 In. Hg.: 4.22 20 In. Hg.: 4.22 30 In. Hg.: 4.22