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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 303 SS

Nominal Orifice Size

 N/A 79

CV

 N/A 0.140

Maximum Operating Pressure

 N/A 4000 psig

Inlet Type

 N/A NPT Thread

Connection A

 N/A 1/4" NPT Male

Screened

 N/A None

Orifice Diameter

 N/A 0.0790 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: 43.0 5 psig: 91.3 10 psig: 121 15 psig: 147 20 psig: 172 25 psig: 198 30 psig: 222 40 psig: 273 50 psig: 324 60 psig: 375 70 psig: 428 80 psig: 481 90 psig: 532 100 psig: 587

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

 N/A 5 In. Hg.: 60 10 In. Hg.: 74.8

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

 N/A 15 In. Hg.: 78.0 20 In. Hg.: 78.0 30 In. Hg.: 78.0

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

 N/A 1 psig (6.9 kPag): 20.3 5 psig (34.5 kPag): 43.1 10 psig (69.0 kPag): 57.3 15 psig (103.4 kPag): 69.4 20 psig (137.9 kPag): 81.4 25 psig (172.4 kPag): 93.5 30 psig (206.9 kPag): 105 40 psig (275.8 kPag): 129 50 psig (344.8 kPag): 153 60 psig (413.7 kPag): 177 70 psig (482.7 kPag): 202 80 psig (551.6 kPag): 227 90 psig (620.6 kPag): 251 100 psig (689.5 kPag): 277

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

 N/A 5 In. Hg. (127 Mm. Hg.): 28.3 10 In. Hg. (254 Mm. Hg.): 35.3

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

 N/A 15 In. Hg. (381 Mm. Hg.): 36.8 20 In. Hg. (508 Mm. Hg.): 36.8 30 In. Hg. (762 Mm. Hg.): 36.8

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.140 2 psig: 0.198 3 psig: 0.242 4 psig: 0.280 5 psig: 0.313 6 psig: 0.343 7 psig: 0.370 8 psig: 0.396 9 psig: 0.420 10 psig: 0.443 15 psig: 0.542 20 psig: 0.626 30 psig: 0.767 40 psig: 0.885 50 psig: 0.990 60 psig: 1.084 70 psig: 1.171 80 psig: 1.252 90 psig: 1.328 100 psig: 1.400

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.530 2 psig (13.8 kPag): 0.749 3 psig (20.7 kPag): 0.918 4 psig (27.6 kPag): 1.06 5 psig (34.5 kPag): 1.185 6 psig (41.4 kPag): 1.298 7 psig (48.3 kPag): 1.402 8 psig (55.2 kPag): 1.499 9 psig (62.1 kPag): 1.59 10 psig (69 kPag): 1.676 15 psig (103.4 kPag): 2.053 20 psig (137.9 kPag): 2.370 30 psig (206.9 kPag): 2.903 40 psig (275.8 kPag): 3.352 50 psig (344.8 kPag): 3.747 60 psig (413.7 kPag): 4.105 70 psig (482.7 kPag): 4.434 80 psig (551.6 kPag): 4.74 90 psig (620.6 kPag): 5.028 100 psig (689.5 kPag): 5.3

Flow Data Status

 N/A Generic