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.
Unit of Measure

Specifications

Material

 N/A Brass

Nominal Orifice Size

 N/A 120

CV

 N/A 0.340

Maximum Operating Pressure

 N/A 2000 psig

Connection A

 N/A 3/8" NPT Male

Connection B

 N/A 3/8" NPT Female

Screened

 N/A None

Application

N/A

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

Dimensions

Orifice Diameter

 N/A 0.1200 in

Orifice Diameter Accuracy

 N/A ±0.0005 in

Width Across Flats (Hex)

 N/A 7/8 in

Total Length

 N/A 1.520 in

Flow Data

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

 N/A 1 psig: 101 5 psig: 216 10 psig: 286 15 psig: 345 20 psig: 403 25 psig: 464 30 psig: 525 40 psig: 648 50 psig: 771 60 psig: 894 70 psig: 1021 80 psig: 1146 90 psig: 1267 100 psig: 1403

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

 N/A 5 In. Hg.: 138 10 In. Hg.: 173

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

 N/A 15 In. Hg.: 180 20 In. Hg.: 180 30 In. Hg.: 180

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

 N/A 1 psig (6.9 kPag): 47.8 5 psig (34.5 kPag): 102 10 psig (69.0 kPag): 135 15 psig (103.4 kPag): 163 20 psig (137.9 kPag): 190 25 psig (172.4 kPag): 219 30 psig (206.9 kPag): 248 40 psig (275.8 kPag): 306 50 psig (344.8 kPag): 364 60 psig (413.7 kPag): 422 70 psig (482.7 kPag): 482 80 psig (551.6 kPag): 541 90 psig (620.6 kPag): 598 100 psig (689.5 kPag): 662

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

 N/A 5 In. Hg. (127 Mm. Hg.): 65.3 10 In. Hg. (254 Mm. Hg.): 81.4

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

 N/A 15 In. Hg. (381 Mm. Hg.): 84.9 20 In. Hg. (508 Mm. Hg.): 84.9 30 In. Hg. (762 Mm. Hg.): 84.9

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.340 2 psig: 0.481 3 psig: 0.589 4 psig: 0.680 5 psig: 0.760 6 psig: 0.833 7 psig: 0.900 8 psig: 0.962 9 psig: 1.020 10 psig: 1.075 15 psig: 1.317 20 psig: 1.521 30 psig: 1.862 40 psig: 2.150 50 psig: 2.404 60 psig: 2.634 70 psig: 2.845 80 psig: 3.041 90 psig: 3.226 100 psig: 3.400

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 1.287 2 psig (13.8 kPag): 1.820 3 psig (20.7 kPag): 2.229 4 psig (27.6 kPag): 2.574 5 psig (34.5 kPag): 2.878 6 psig (41.4 kPag): 3.153 7 psig (48.3 kPag): 3.405 8 psig (55.2 kPag): 3.64 9 psig (62.1 kPag): 3.861 10 psig (69 kPag): 4.070 15 psig (103.4 kPag): 4.985 20 psig (137.9 kPag): 5.756 30 psig (206.9 kPag): 7.049 40 psig (275.8 kPag): 8.140 50 psig (344.8 kPag): 9.101 60 psig (413.7 kPag): 9.969 70 psig (482.7 kPag): 10.768 80 psig (551.6 kPag): 11.512 90 psig (620.6 kPag): 12.210 100 psig (689.5 kPag): 12.870

Flow Data Status

 N/A Generic