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 10

CV

 N/A 0.0025

Maximum Operating Pressure

 N/A 2000 psig

Inlet Type

 N/A NPT Thread

Connection A

 N/A 1/8" NPT Male

Screened

 N/A None

Dimensions

Orifice Diameter

 N/A 0.0102 in

Width Across Flats (Hex)

 N/A 7/16 in

Total Length

 N/A 0.580 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: 0.593 5 psig: 1.37 10 psig: 1.97 15 psig: 2.48 20 psig: 2.92 25 psig: 3.37 30 psig: 3.81 40 psig: 4.68 50 psig: 5.55 60 psig: 6.40 70 psig: 7.27 80 psig: 8.12 90 psig: 8.96 100 psig: 9.81

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

 N/A 5 In. Hg.: 0.86 10 In. Hg.: 1.10

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

 N/A 15 In. Hg.: 1.20 20 In. Hg.: 1.20 30 In. Hg.: 1.20

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

 N/A 1 psig (6.9 kPag): 0.280 5 psig (34.5 kPag): 0.65 10 psig (69.0 kPag): 0.93 15 psig (103.4 kPag): 1.17 20 psig (137.9 kPag): 1.38 25 psig (172.4 kPag): 1.59 30 psig (206.9 kPag): 1.80 40 psig (275.8 kPag): 2.21 50 psig (344.8 kPag): 2.62 60 psig (413.7 kPag): 3.02 70 psig (482.7 kPag): 3.43 80 psig (551.6 kPag): 3.83 90 psig (620.6 kPag): 4.23 100 psig (689.5 kPag): 4.63

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

 N/A 5 In. Hg. (127 Mm. Hg.): 0.406 10 In. Hg. (254 Mm. Hg.): 0.519

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

 N/A 15 In. Hg. (381 Mm. Hg.): 0.566 20 In. Hg. (508 Mm. Hg.): 0.566 30 In. Hg. (762 Mm. Hg.): 0.566

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.0025 2 psig: 0.0035 3 psig: 0.0043 4 psig: 0.005 5 psig: 0.0056 6 psig: 0.0061 7 psig: 0.0066 8 psig: 0.0071 9 psig: 0.0075 10 psig: 0.0079 15 psig: 0.0097 20 psig: 0.0112 30 psig: 0.0137 40 psig: 0.0158 50 psig: 0.0177 60 psig: 0.0194 70 psig: 0.0209 80 psig: 0.0224 90 psig: 0.0237 100 psig: 0.0250

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.0095 2 psig (13.8 kPag): 0.0134 3 psig (20.7 kPag): 0.0164 4 psig (27.6 kPag): 0.0189 5 psig (34.5 kPag): 0.0212 6 psig (41.4 kPag): 0.0212 7 psig (48.3 kPag): 0.0250 8 psig (55.2 kPag): 0.0268 9 psig (62.1 kPag): 0.0284 10 psig (69 kPag): 0.0299 15 psig (103.4 kPag): 0.0367 20 psig (137.9 kPag): 0.0423 30 psig (206.9 kPag): 0.0518 40 psig (275.8 kPag): 0.0599 50 psig (344.8 kPag): 0.0669 60 psig (413.7 kPag): 0.0733 70 psig (482.7 kPag): 0.0792 80 psig (551.6 kPag): 0.0846 90 psig (620.6 kPag): 0.0898 100 psig (689.5 kPag): 0.0946

Flow Data Status

 N/A Generic