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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    Set screw style threaded orifice inserts can be installed in fittings, manifolds or custom parts to establish flow rates of liquids or gases. Standard size orifices range from .10 mm to 1.60 mm.
Unit of Measure

Specifications

Material

 N/A 316 SS

Nominal Orifice Size

 N/A 39

CV

 N/A 0.033

Connection A

 N/A M6 Threaded Insert

Screened

 N/A None

Dimensions

Orifice Diameter

 N/A 0.99 mm

Thread Size

 N/A M6x1

Width Across Flats (Hex)

 N/A 3 mm

Total Length

 N/A 8 mm

Flow Data

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

 N/A 1 psig: 9.45 5 psig: 20.6 10 psig: 28.8 15 psig: 35.4 20 psig: 41.5 25 psig: 47.9 30 psig: 54.2 40 psig: 67.0 50 psig: 79.7 60 psig: 92.8 70 psig: 106 80 psig: 119 90 psig: 132 100 psig: 146

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

 N/A 5 In. Hg.: 13.3 10 In. Hg.: 16.6

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

 N/A 15 In. Hg.: 17.4 20 In. Hg.: 17.4 30 In. Hg.: 17.4

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

 N/A 1 psig (6.9 kPag): 4.46 5 psig (34.5 kPag): 9.7 10 psig (69.0 kPag): 13.6 15 psig (103.4 kPag): 16.7 20 psig (137.9 kPag): 19.6 25 psig (172.4 kPag): 22.6 30 psig (206.9 kPag): 25.6 40 psig (275.8 kPag): 31.6 50 psig (344.8 kPag): 37.6 60 psig (413.7 kPag): 43.8 70 psig (482.7 kPag): 50 80 psig (551.6 kPag): 56.2 90 psig (620.6 kPag): 62.4 100 psig (689.5 kPag): 68.7

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

 N/A 5 In. Hg. (127 Mm. Hg.): 6.29 10 In. Hg. (254 Mm. Hg.): 7.85

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

 N/A 15 In. Hg. (381 Mm. Hg.): 8.22 20 In. Hg. (508 Mm. Hg.): 8.22 30 In. Hg. (762 Mm. Hg.): 8.22

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.033 2 psig: 0.047 3 psig: 0.057 4 psig: 0.066 5 psig: 0.074 6 psig: 0.081 7 psig: 0.087 8 psig: 0.093 9 psig: 0.099 10 psig: 0.104 15 psig: 0.128 20 psig: 0.148 30 psig: 0.181 40 psig: 0.209 50 psig: 0.233 60 psig: 0.256 70 psig: 0.276 80 psig: 0.295 90 psig: 0.313 100 psig: 0.330

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.125 2 psig (13.8 kPag): 0.177 3 psig (20.7 kPag): 0.216 4 psig (27.6 kPag): 0.250 5 psig (34.5 kPag): 0.279 6 psig (41.4 kPag): 0.306 7 psig (48.3 kPag): 0.331 8 psig (55.2 kPag): 0.353 9 psig (62.1 kPag): 0.375 10 psig (69 kPag): 0.395 15 psig (103.4 kPag): 0.484 20 psig (137.9 kPag): 0.559 30 psig (206.9 kPag): 0.684 40 psig (275.8 kPag): 0.79 50 psig (344.8 kPag): 0.883 60 psig (413.7 kPag): 0.968 70 psig (482.7 kPag): 1.045 80 psig (551.6 kPag): 1.117 90 psig (620.6 kPag): 1.185 100 psig (689.5 kPag): 1.249

Flow Data Status

 N/A Generic