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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 .004" to .063". Both brass and 316 SS materials are offered.
Unit of Measure
Material |
N/A 316 SS |
Nominal Orifice Size |
N/A 41 |
Connection A |
N/A 1/4"-20 UNC Threaded Insert |
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 0.25 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 |
