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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 41 |
CV |
N/A 0.038 |
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 0.041 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: 9.90 5 psig: 22.5 10 psig: 31.4 15 psig: 38.6 20 psig: 45.3 25 psig: 52.3 30 psig: 59.3 40 psig: 73.3 50 psig: 87.5 60 psig: 102 70 psig: 117 80 psig: 131 90 psig: 146 100 psig: 164 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 14.5 10 In. Hg.: 18.0 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 18.8 20 In. Hg.: 18.8 30 In. Hg.: 18.8 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 4.67 5 psig (34.5 kPag): 10.6 10 psig (69.0 kPag): 14.8 15 psig (103.4 kPag): 18.2 20 psig (137.9 kPag): 21.4 25 psig (172.4 kPag): 24.7 30 psig (206.9 kPag): 28 40 psig (275.8 kPag): 34.6 50 psig (344.8 kPag): 41.3 60 psig (413.7 kPag): 48.1 70 psig (482.7 kPag): 55 80 psig (551.6 kPag): 61.9 90 psig (620.6 kPag): 68.9 100 psig (689.5 kPag): 77.3 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 6.82 10 In. Hg. (254 Mm. Hg.): 8.5 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 8.87 20 In. Hg. (508 Mm. Hg.): 8.87 30 In. Hg. (762 Mm. Hg.): 8.87 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.038 2 psig: 0.054 3 psig: 0.066 4 psig: 0.076 5 psig: 0.085 6 psig: 0.093 7 psig: 0.101 8 psig: 0.107 9 psig: 0.114 10 psig: 0.120 15 psig: 0.147 20 psig: 0.170 30 psig: 0.208 40 psig: 0.240 50 psig: 0.269 60 psig: 0.294 70 psig: 0.318 80 psig: 0.340 90 psig: 0.360 100 psig: 0.380 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.144 2 psig (13.8 kPag): 0.203 3 psig (20.7 kPag): 0.249 4 psig (27.6 kPag): 0.288 5 psig (34.5 kPag): 0.322 6 psig (41.4 kPag): 0.352 7 psig (48.3 kPag): 0.381 8 psig (55.2 kPag): 0.407 9 psig (62.1 kPag): 0.432 10 psig (69 kPag): 0.455 15 psig (103.4 kPag): 0.557 20 psig (137.9 kPag): 0.643 30 psig (206.9 kPag): 0.788 40 psig (275.8 kPag): 0.910 50 psig (344.8 kPag): 1.017 60 psig (413.7 kPag): 1.114 70 psig (482.7 kPag): 1.203 80 psig (551.6 kPag): 1.287 90 psig (620.6 kPag): 1.365 100 psig (689.5 kPag): 1.438 |
Flow Data Status |
N/A Generic |
