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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 Viton |
Material |
N/A Brass |
Nominal Orifice Size |
N/A 43 |
CV |
N/A 0.041 |
Maximum Temperature |
N/A 300 ºF |
Maximum Operating Pressure |
N/A 200 psig |
Maximum Opening Diameter |
N/A 0.093 in |
Connection A |
N/A 1/4"-20 UNC Threaded Insert O-ring seal |
Screened |
N/A None |
Orifice Diameter |
N/A 0.043 in |
Thread Size |
N/A 1/4-20 |
Width Across Flats (Hex) |
N/A 1/8 in |
Total Length |
N/A 0.50 in |
Orifice Diameter Accuracy |
N/A ±0.0005 in |
Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH) |
N/A 1 psig: 11.40 5 psig: 25.6 10 psig: 35.6 15 psig: 43.2 20 psig: 50.9 25 psig: 58.5 30 psig: 66.3 40 psig: 82.0 50 psig: 97.5 60 psig: 113 70 psig: 129 80 psig: 145 90 psig: 161 100 psig: 177 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 16.3 10 In. Hg.: 20.3 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 21.1 20 In. Hg.: 21.1 30 In. Hg.: 21.1 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 5.36 5 psig (34.5 kPag): 12.1 10 psig (69.0 kPag): 16.8 15 psig (103.4 kPag): 20.4 20 psig (137.9 kPag): 24 25 psig (172.4 kPag): 27.6 30 psig (206.9 kPag): 31.3 40 psig (275.8 kPag): 38.7 50 psig (344.8 kPag): 46 60 psig (413.7 kPag): 53.5 70 psig (482.7 kPag): 61 80 psig (551.6 kPag): 68.5 90 psig (620.6 kPag): 76 100 psig (689.5 kPag): 83.5 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 7.67 10 In. Hg. (254 Mm. Hg.): 9.58 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 10 20 In. Hg. (508 Mm. Hg.): 10 30 In. Hg. (762 Mm. Hg.): 10 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.041 2 psig: 0.058 3 psig: 0.071 4 psig: 0.082 5 psig: 0.092 6 psig: 0.100 7 psig: 0.108 8 psig: 0.116 9 psig: 0.123 10 psig: 0.130 15 psig: 0.159 20 psig: 0.183 30 psig: 0.225 40 psig: 0.259 50 psig: 0.290 60 psig: 0.318 70 psig: 0.343 80 psig: 0.367 90 psig: 0.389 100 psig: 0.410 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.155 2 psig (13.8 kPag): 0.219 3 psig (20.7 kPag): 0.269 4 psig (27.6 kPag): 0.310 5 psig (34.5 kPag): 0.347 6 psig (41.4 kPag): 0.38 7 psig (48.3 kPag): 0.411 8 psig (55.2 kPag): 0.439 9 psig (62.1 kPag): 0.466 10 psig (69 kPag): 0.491 15 psig (103.4 kPag): 0.601 20 psig (137.9 kPag): 0.694 30 psig (206.9 kPag): 0.850 40 psig (275.8 kPag): 0.982 50 psig (344.8 kPag): 1.097 60 psig (413.7 kPag): 1.202 70 psig (482.7 kPag): 1.299 80 psig (551.6 kPag): 1.388 90 psig (620.6 kPag): 1.472 100 psig (689.5 kPag): 1.552 |
Flow Data Status |
N/A Generic |
