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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 35 |
Connection A |
N/A 1/4"-20 UNC Threaded Insert |
Screened |
N/A None |
Orifice Diameter |
N/A 0.035 in |
Thread Size |
N/A 1/4-20 |
Width Across Flats (Hex) |
N/A 1/8 in |
Total Length |
N/A 0.50 in |
Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH) |
N/A 1 psig: 7.37 5 psig: 16.3 10 psig: 22.5 15 psig: 27.8 20 psig: 32.4 25 psig: 37.5 30 psig: 42.4 40 psig: 52.5 50 psig: 62.5 60 psig: 72.7 70 psig: 83.1 80 psig: 93.0 90 psig: 106 100 psig: 114 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 10.4 10 In. Hg.: 13.1 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 13.8 20 In. Hg.: 13.8 30 In. Hg.: 13.8 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 3.48 5 psig (34.5 kPag): 7.67 10 psig (69.0 kPag): 10.6 15 psig (103.4 kPag): 13.1 20 psig (137.9 kPag): 15.3 25 psig (172.4 kPag): 17.7 30 psig (206.9 kPag): 20 40 psig (275.8 kPag): 24.8 50 psig (344.8 kPag): 29.5 60 psig (413.7 kPag): 34.3 70 psig (482.7 kPag): 39.2 80 psig (551.6 kPag): 44 90 psig (620.6 kPag): 50 100 psig (689.5 kPag): 53.9 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 4.92 10 In. Hg. (254 Mm. Hg.): 6.18 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 6.5 20 In. Hg. (508 Mm. Hg.): 6.5 30 In. Hg. (762 Mm. Hg.): 6.5 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.028 2 psig: 0.040 3 psig: 0.048 4 psig: 0.056 5 psig: 0.063 6 psig: 0.069 7 psig: 0.074 8 psig: 0.079 9 psig: 0.084 10 psig: 0.089 15 psig: 0.108 20 psig: 0.125 30 psig: 0.153 40 psig: 0.177 50 psig: 0.198 60 psig: 0.217 70 psig: 0.234 80 psig: 0.250 90 psig: 0.266 100 psig: 0.280 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.106 2 psig (13.8 kPag): 0.150 3 psig (20.7 kPag): 0.184 4 psig (27.6 kPag): 0.212 5 psig (34.5 kPag): 0.237 6 psig (41.4 kPag): 0.260 7 psig (48.3 kPag): 0.280 8 psig (55.2 kPag): 0.300 9 psig (62.1 kPag): 0.318 10 psig (69 kPag): 0.335 15 psig (103.4 kPag): 0.411 20 psig (137.9 kPag): 0.474 30 psig (206.9 kPag): 0.581 40 psig (275.8 kPag): 0.67 50 psig (344.8 kPag): 0.749 60 psig (413.7 kPag): 0.821 70 psig (482.7 kPag): 0.887 80 psig (551.6 kPag): 0.948 90 psig (620.6 kPag): 1.006 100 psig (689.5 kPag): 1.060 |
Flow Data Status |
N/A Generic |
