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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    This type precision orifice includes an o-ring for sealing against a flat surface. The set screw style can be installed in fittings, manifolds and custom parts for accurate flow rate control of liquids or gases.
Unit of Measure

Specifications

Seal Material

 N/A Fluorocarbon

Material

 N/A 303 SS

Nominal Orifice Size

 N/A 52

CV

 N/A 0.059

Maximum Temperature

 N/A 166 ºC

Maximum Operating Pressure

 N/A 14 bar

Maximum Opening Diameter

 N/A 2.41 mm

Maximum Operating Pressure

 N/A 1400 kPa

Connection A

 N/A M6 Threaded Insert O-Ring seal

Screened

 N/A None

Dimensions

Orifice Diameter

 N/A 1.32 mm

Thread Size

 N/A M6x1

Width Across Flats (Hex)

 N/A 3 mm

Total Length

 N/A 12.7 mm

Orifice Diameter Accuracy

 N/A 0.013 mm

Flow Data

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

 N/A 1 psig: 17.00 5 psig: 37.3 10 psig: 51.9 15 psig: 62.9 20 psig: 74.2 25 psig: 85.4 30 psig: 96.6 40 psig: 119 50 psig: 142 60 psig: 165 70 psig: 187 80 psig: 210 90 psig: 231 100 psig: 254

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

 N/A 5 In. Hg.: 23.9 10 In. Hg.: 29.4

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

 N/A 15 In. Hg.: 30.5 20 In. Hg.: 30.5 30 In. Hg.: 30.5

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

 N/A 1 psig (6.9 kPag): 8.04 5 psig (34.5 kPag): 17.6 10 psig (69.0 kPag): 24.5 15 psig (103.4 kPag): 29.7 20 psig (137.9 kPag): 35 25 psig (172.4 kPag): 40.3 30 psig (206.9 kPag): 45.6 40 psig (275.8 kPag): 56.3 50 psig (344.8 kPag): 66.9 60 psig (413.7 kPag): 77.7 70 psig (482.7 kPag): 88.4 80 psig (551.6 kPag): 99.1 90 psig (620.6 kPag): 109 100 psig (689.5 kPag): 120

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

 N/A 5 In. Hg. (127 Mm. Hg.): 11.3 10 In. Hg. (254 Mm. Hg.): 13.9

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

 N/A 15 In. Hg. (381 Mm. Hg.): 14.4 20 In. Hg. (508 Mm. Hg.): 14.4 30 In. Hg. (762 Mm. Hg.): 14.4

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.059 2 psig: 0.083 3 psig: 0.102 4 psig: 0.118 5 psig: 0.132 6 psig: 0.145 7 psig: 0.156 8 psig: 0.167 9 psig: 0.177 10 psig: 0.187 15 psig: 0.229 20 psig: 0.264 30 psig: 0.323 40 psig: 0.373 50 psig: 0.417 60 psig: 0.457 70 psig: 0.494 80 psig: 0.528 90 psig: 0.560 100 psig: 0.590

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.223 2 psig (13.8 kPag): 0.316 3 psig (20.7 kPag): 0.387 4 psig (27.6 kPag): 0.447 5 psig (34.5 kPag): 0.499 6 psig (41.4 kPag): 0.547 7 psig (48.3 kPag): 0.591 8 psig (55.2 kPag): 0.632 9 psig (62.1 kPag): 0.67 10 psig (69 kPag): 0.706 15 psig (103.4 kPag): 0.865 20 psig (137.9 kPag): 0.999 30 psig (206.9 kPag): 1.223 40 psig (275.8 kPag): 1.413 50 psig (344.8 kPag): 1.579 60 psig (413.7 kPag): 1.730 70 psig (482.7 kPag): 1.869 80 psig (551.6 kPag): 1.998 90 psig (620.6 kPag): 2.119 100 psig (689.5 kPag): 2.233

Flow Data Status

 N/A Generic