O’Keefe Controls Co.
O’Keefe Controls Co.
4 Maple Drive
Monroe, CT 06468
Phone: 203.261.6711
Email: info@okeefecontrols.com • Website: www.okeefecontrols.com
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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

Specifications

Material

 N/A Brass

Nominal Orifice Size

 N/A 70

CV

 N/A 0.110

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

Dimensions

Orifice Diameter

 N/A 0.0700 in

Width Across Flats (Hex)

 N/A 9/16 in

Total Length

 N/A 0.800 in

Orifice Diameter Accuracy

 N/A ±0.0005 in

Application

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

Advantages

N/A

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

Flow Data

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

 N/A 1 psig: 33.6 5 psig: 71.6 10 psig: 96.6 15 psig: 117 20 psig: 138 25 psig: 158 30 psig: 179 40 psig: 220 50 psig: 261 60 psig: 301 70 psig: 343 80 psig: 384 90 psig: 424 100 psig: 468

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

 N/A 5 In. Hg.: 47.7 10 In. Hg.: 57.6

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

 N/A 15 In. Hg.: 60.2 20 In. Hg.: 60.2 30 In. Hg.: 60.2

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

 N/A 1 psig (6.9 kPag): 15.9 5 psig (34.5 kPag): 33.8 10 psig (69.0 kPag): 45.6 15 psig (103.4 kPag): 55.3 20 psig (137.9 kPag): 65 25 psig (172.4 kPag): 74.7 30 psig (206.9 kPag): 84.3 40 psig (275.8 kPag): 104 50 psig (344.8 kPag): 123 60 psig (413.7 kPag): 142 70 psig (482.7 kPag): 162 80 psig (551.6 kPag): 181 90 psig (620.6 kPag): 200 100 psig (689.5 kPag): 221

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

 N/A 5 In. Hg. (127 Mm. Hg.): 22.5 10 In. Hg. (254 Mm. Hg.): 27.2

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

 N/A 15 In. Hg. (381 Mm. Hg.): 28.4 20 In. Hg. (508 Mm. Hg.): 28.4 30 In. Hg. (762 Mm. Hg.): 28.4

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.110 2 psig: 0.156 3 psig: 0.191 4 psig: 0.220 5 psig: 0.246 6 psig: 0.269 7 psig: 0.291 8 psig: 0.311 9 psig: 0.330 10 psig: 0.348 15 psig: 0.426 20 psig: 0.492 30 psig: 0.602 40 psig: 0.696 50 psig: 0.778 60 psig: 0.852 70 psig: 0.920 80 psig: 0.984 90 psig: 1.044 100 psig: 1.100

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.416 2 psig (13.8 kPag): 0.589 3 psig (20.7 kPag): 0.721 4 psig (27.6 kPag): 0.833 5 psig (34.5 kPag): 0.931 6 psig (41.4 kPag): 1.020 7 psig (48.3 kPag): 1.102 8 psig (55.2 kPag): 1.178 9 psig (62.1 kPag): 1.249 10 psig (69 kPag): 1.317 15 psig (103.4 kPag): 1.613 20 psig (137.9 kPag): 1.862 30 psig (206.9 kPag): 2.281 40 psig (275.8 kPag): 2.634 50 psig (344.8 kPag): 2.944 60 psig (413.7 kPag): 3.225 70 psig (482.7 kPag): 3.484 80 psig (551.6 kPag): 3.724 90 psig (620.6 kPag): 3.95 100 psig (689.5 kPag): 4.164

Flow Data Status

 N/A Generic