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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
Seal Material |
N/A Fluorocarbon |
Material |
N/A Brass |
Nominal Orifice Size |
N/A 25 |
CV |
N/A 0.014 |
Maximum Temperature |
N/A 166 ºC |
Maximum Operating Pressure |
N/A 14 bar |
Maximum Opening Diameter |
N/A 3.18 mm |
Maximum Operating Pressure |
N/A 1400 kPa |
Connection A |
N/A M8 Threaded Insert O-Ring seal |
Screened |
N/A None |
Orifice Diameter |
N/A 0.63 mm |
Thread Size |
N/A M8x1.25 |
Width Across Flats (Hex) |
N/A 4 mm |
Total Length |
N/A 16.3 mm |
Orifice Diameter Accuracy |
N/A 0.013 mm |
Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH) |
N/A 1 psig: 3.54 5 psig: 8.12 10 psig: 11.8 15 psig: 14.7 20 psig: 17.3 25 psig: 19.9 30 psig: 22.5 40 psig: 27.5 50 psig: 32.6 60 psig: 37.5 70 psig: 42.6 80 psig: 47.7 90 psig: 52.8 100 psig: 58.1 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 5.25 10 In. Hg.: 6.63 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 7.08 20 In. Hg.: 7.08 30 In. Hg.: 7.08 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 1.67 5 psig (34.5 kPag): 3.83 10 psig (69.0 kPag): 5.55 15 psig (103.4 kPag): 6.95 20 psig (137.9 kPag): 8.15 25 psig (172.4 kPag): 9.38 30 psig (206.9 kPag): 10.6 40 psig (275.8 kPag): 13.0 50 psig (344.8 kPag): 15.4 60 psig (413.7 kPag): 17.7 70 psig (482.7 kPag): 20.1 80 psig (551.6 kPag): 22.5 90 psig (620.6 kPag): 24.9 100 psig (689.5 kPag): 27.4 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 2.48 10 In. Hg. (254 Mm. Hg.): 3.13 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 3.34 20 In. Hg. (508 Mm. Hg.): 3.34 30 In. Hg. (762 Mm. Hg.): 3.34 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.014 2 psig: 0.020 3 psig: 0.024 4 psig: 0.028 5 psig: 0.031 6 psig: 0.034 7 psig: 0.037 8 psig: 0.040 9 psig: 0.042 10 psig: 0.044 15 psig: 0.054 20 psig: 0.063 30 psig: 0.077 40 psig: 0.089 50 psig: 0.099 60 psig: 0.108 70 psig: 0.117 80 psig: 0.125 90 psig: 0.133 100 psig: 0.140 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.053 2 psig (13.8 kPag): 0.075 3 psig (20.7 kPag): 0.092 4 psig (27.6 kPag): 0.106 5 psig (34.5 kPag): 0.119 6 psig (41.4 kPag): 0.119 7 psig (48.3 kPag): 0.140 8 psig (55.2 kPag): 0.150 9 psig (62.1 kPag): 0.159 10 psig (69 kPag): 0.168 15 psig (103.4 kPag): 0.205 20 psig (137.9 kPag): 0.237 30 psig (206.9 kPag): 0.290 40 psig (275.8 kPag): 0.335 50 psig (344.8 kPag): 0.375 60 psig (413.7 kPag): 0.411 70 psig (482.7 kPag): 0.443 80 psig (551.6 kPag): 0.474 90 psig (620.6 kPag): 0.503 100 psig (689.5 kPag): 0.530 |
Flow Data Status |
N/A Generic |
