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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 55 |
Connection A |
N/A 1/4"-20 UNC Threaded Insert |
Screened |
N/A None |
Orifice Diameter |
N/A 0.055 in |
Thread Size |
N/A 1/4-20 |
Width Across Flats (Hex) |
N/A 1/8 in |
Total Length |
N/A 0.38 in |
Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH) |
N/A 1 psig: 19.90 5 psig: 43.0 10 psig: 57.4 15 psig: 69.7 20 psig: 82.0 25 psig: 94.5 30 psig: 107 40 psig: 132 50 psig: 157 60 psig: 182 70 psig: 207 80 psig: 231 90 psig: 256 100 psig: 282 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 26.4 10 In. Hg.: 32.7 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 33.7 20 In. Hg.: 33.7 30 In. Hg.: 33.7 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 9.4 5 psig (34.5 kPag): 20.3 10 psig (69.0 kPag): 27.1 15 psig (103.4 kPag): 32.9 20 psig (137.9 kPag): 38.7 25 psig (172.4 kPag): 44.6 30 psig (206.9 kPag): 50.4 40 psig (275.8 kPag): 62.2 50 psig (344.8 kPag): 74 60 psig (413.7 kPag): 85.8 70 psig (482.7 kPag): 97.6 80 psig (551.6 kPag): 109 90 psig (620.6 kPag): 121 100 psig (689.5 kPag): 133 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 12.4 10 In. Hg. (254 Mm. Hg.): 15.4 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 15.9 20 In. Hg. (508 Mm. Hg.): 15.9 30 In. Hg. (762 Mm. Hg.): 15.9 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.068 2 psig: 0.096 3 psig: 0.118 4 psig: 0.136 5 psig: 0.152 6 psig: 0.167 7 psig: 0.180 8 psig: 0.192 9 psig: 0.204 10 psig: 0.215 15 psig: 0.263 20 psig: 0.304 30 psig: 0.372 40 psig: 0.430 50 psig: 0.481 60 psig: 0.527 70 psig: 0.569 80 psig: 0.608 90 psig: 0.645 100 psig: 0.680 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.257 2 psig (13.8 kPag): 0.364 3 psig (20.7 kPag): 0.446 4 psig (27.6 kPag): 0.515 5 psig (34.5 kPag): 0.576 6 psig (41.4 kPag): 0.631 7 psig (48.3 kPag): 0.681 8 psig (55.2 kPag): 0.728 9 psig (62.1 kPag): 0.772 10 psig (69 kPag): 0.814 15 psig (103.4 kPag): 0.997 20 psig (137.9 kPag): 1.151 30 psig (206.9 kPag): 1.41 40 psig (275.8 kPag): 1.628 50 psig (344.8 kPag): 1.820 60 psig (413.7 kPag): 1.994 70 psig (482.7 kPag): 2.154 80 psig (551.6 kPag): 2.302 90 psig (620.6 kPag): 2.442 100 psig (689.5 kPag): 2.574 |
Flow Data Status |
N/A Generic |
