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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 20 |
CV |
N/A 0.0088 |
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 0.51 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: 2.22 5 psig: 5.23 10 psig: 6.70 15 psig: 8.50 20 psig: 10.3 25 psig: 11.8 30 psig: 13.4 40 psig: 16.5 50 psig: 19.6 60 psig: 22.7 70 psig: 25.9 80 psig: 29.0 90 psig: 32.2 100 psig: 35.2 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 3.28 10 In. Hg.: 4.15 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 4.64 20 In. Hg.: 4.64 30 In. Hg.: 4.64 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 1.05 5 psig (34.5 kPag): 2.47 10 psig (69.0 kPag): 3.16 15 psig (103.4 kPag): 4.01 20 psig (137.9 kPag): 4.84 25 psig (172.4 kPag): 5.59 30 psig (206.9 kPag): 6.33 40 psig (275.8 kPag): 7.81 50 psig (344.8 kPag): 9.26 60 psig (413.7 kPag): 10.7 70 psig (482.7 kPag): 12.2 80 psig (551.6 kPag): 13.7 90 psig (620.6 kPag): 15.2 100 psig (689.5 kPag): 16.6 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 1.55 10 In. Hg. (254 Mm. Hg.): 1.96 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 2.19 20 In. Hg. (508 Mm. Hg.): 2.19 30 In. Hg. (762 Mm. Hg.): 2.19 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.009 2 psig: 0.012 3 psig: 0.015 4 psig: 0.018 5 psig: 0.020 6 psig: 0.022 7 psig: 0.023 8 psig: 0.025 9 psig: 0.026 10 psig: 0.028 15 psig: 0.034 20 psig: 0.039 30 psig: 0.048 40 psig: 0.056 50 psig: 0.062 60 psig: 0.068 70 psig: 0.074 80 psig: 0.079 90 psig: 0.083 100 psig: 0.088 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.033 2 psig (13.8 kPag): 0.047 3 psig (20.7 kPag): 0.058 4 psig (27.6 kPag): 0.067 5 psig (34.5 kPag): 0.074 6 psig (41.4 kPag): 0.074 7 psig (48.3 kPag): 0.088 8 psig (55.2 kPag): 0.094 9 psig (62.1 kPag): 0.100 10 psig (69 kPag): 0.105 15 psig (103.4 kPag): 0.129 20 psig (137.9 kPag): 0.149 30 psig (206.9 kPag): 0.182 40 psig (275.8 kPag): 0.211 50 psig (344.8 kPag): 0.236 60 psig (413.7 kPag): 0.258 70 psig (482.7 kPag): 0.279 80 psig (551.6 kPag): 0.298 90 psig (620.6 kPag): 0.316 100 psig (689.5 kPag): 0.333 |
Flow Data Status |
N/A Generic |
