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    One-piece construction of solid metal is employed. Orifices are accurately machined, thoroughly cleaned, and flow tested to exacting standards. Sizes range from .004" to .125" orifice diameter. Special sizes can be made to order. Type DEL is a two-piece construction.
Unit of Measure

Material

 N/A Brass

Nominal Orifice Size

 N/A 37

CV

 N/A 0.031

Maximum Operating Pressure

 N/A 2000 psig

Inlet Type

 N/A NPT Thread

Connection A

 N/A 1/4" NPT Male

Screened

 N/A None

Orifice Diameter

 N/A 0.037 in

Width Across Flats (Hex)

 N/A 1/4 in

Total Length

 N/A 0.46 in

Orifice Diameter Accuracy

 N/A ±0.0005 in

N/A

  • Precision Flow Control – Gases or Liquids
  • Speed Controls – Cylinders and Actuators
  • Accurate Timing in Pneumatic or Hydraulic Circuits
  • Flow Restriction
  • Accurate Throttling
  • Snubbers - Gages and Instruments
  • Ultrasonic Sound Sources

N/A

  • High Pressure Capability
  • Bi-directional Flow Compatibility
  • Economical Precision Orifice
  • Repeatable Orifice Size and Shape
  • Predictable Flow Rate

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

 N/A 1 psig: 8.12 5 psig: 18.0 10 psig: 25.0 15 psig: 30.7 20 psig: 36.0 25 psig: 41.5 30 psig: 47.0 40 psig: 58.1 50 psig: 69.1 60 psig: 80.5 70 psig: 91.7 80 psig: 103 90 psig: 115 100 psig: 126

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

 N/A 5 In. Hg.: 11.4 10 In. Hg.: 14.4

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

 N/A 15 In. Hg.: 15.2 20 In. Hg.: 15.2 30 In. Hg.: 15.2

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

 N/A 1 psig (6.9 kPag): 3.83 5 psig (34.5 kPag): 8.48 10 psig (69.0 kPag): 11.8 15 psig (103.4 kPag): 14.5 20 psig (137.9 kPag): 17 25 psig (172.4 kPag): 19.6 30 psig (206.9 kPag): 22.2 40 psig (275.8 kPag): 27.4 50 psig (344.8 kPag): 32.6 60 psig (413.7 kPag): 38 70 psig (482.7 kPag): 43.3 80 psig (551.6 kPag): 48.7 90 psig (620.6 kPag): 54.2 100 psig (689.5 kPag): 59.6

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

 N/A 5 In. Hg. (127 Mm. Hg.): 5.4 10 In. Hg. (254 Mm. Hg.): 6.78

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

 N/A 15 In. Hg. (381 Mm. Hg.): 7.17 20 In. Hg. (508 Mm. Hg.): 7.17 30 In. Hg. (762 Mm. Hg.): 7.17

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.031 2 psig: 0.044 3 psig: 0.054 4 psig: 0.062 5 psig: 0.069 6 psig: 0.076 7 psig: 0.082 8 psig: 0.088 9 psig: 0.093 10 psig: 0.098 15 psig: 0.120 20 psig: 0.139 30 psig: 0.170 40 psig: 0.196 50 psig: 0.219 60 psig: 0.240 70 psig: 0.259 80 psig: 0.277 90 psig: 0.294 100 psig: 0.310

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.117 2 psig (13.8 kPag): 0.166 3 psig (20.7 kPag): 0.203 4 psig (27.6 kPag): 0.235 5 psig (34.5 kPag): 0.262 6 psig (41.4 kPag): 0.287 7 psig (48.3 kPag): 0.310 8 psig (55.2 kPag): 0.332 9 psig (62.1 kPag): 0.352 10 psig (69 kPag): 0.371 15 psig (103.4 kPag): 0.454 20 psig (137.9 kPag): 0.525 30 psig (206.9 kPag): 0.643 40 psig (275.8 kPag): 0.742 50 psig (344.8 kPag): 0.83 60 psig (413.7 kPag): 0.909 70 psig (482.7 kPag): 0.982 80 psig (551.6 kPag): 1.050 90 psig (620.6 kPag): 1.113 100 psig (689.5 kPag): 1.173

Flow Data Status

 N/A Generic