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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 303 SS |
Nominal Orifice Size |
N/A 89 |
CV |
N/A 0.180 |
Maximum Temperature |
N/A 300 ºF |
Maximum Operating Pressure |
N/A 200 psig |
Maximum Opening Diameter |
N/A 0.125 in |
Connection A |
N/A 5/16"-18 UNC Threaded Insert O-ring seal |
Screened |
N/A None |
Orifice Diameter |
N/A 0.0890 in |
Thread Size |
N/A 5/16-18 |
Width Across Flats (Hex) |
N/A 5/32 in |
Total Length |
N/A 0.640 in |
Orifice Diameter Accuracy |
N/A ±0.0005 in |
Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH) |
N/A 1 psig: 53.7 5 psig: 116 10 psig: 153 15 psig: 185 20 psig: 216 25 psig: 248 30 psig: 280 40 psig: 343 50 psig: 407 60 psig: 473 70 psig: 538 80 psig: 604 90 psig: 670 100 psig: 739 |
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH) |
N/A 5 In. Hg.: 76.1 10 In. Hg.: 94.9 |
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH) |
N/A 15 In. Hg.: 99.0 20 In. Hg.: 99.0 30 In. Hg.: 99.0 |
Air Flow at Pressure - Standard Liters Per Minute (SLPM) |
N/A 1 psig (6.9 kPag): 25.4 5 psig (34.5 kPag): 54.9 10 psig (69.0 kPag): 72.3 15 psig (103.4 kPag): 87.3 20 psig (137.9 kPag): 102 25 psig (172.4 kPag): 117 30 psig (206.9 kPag): 132 40 psig (275.8 kPag): 162 50 psig (344.8 kPag): 192 60 psig (413.7 kPag): 223 70 psig (482.7 kPag): 254 80 psig (551.6 kPag): 285 90 psig (620.6 kPag): 316 100 psig (689.5 kPag): 349 |
Air Flow at Vacuum - Standard Liters Per Minute (SLPM) |
N/A 5 In. Hg. (127 Mm. Hg.): 35.9 10 In. Hg. (254 Mm. Hg.): 44.8 |
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH) |
N/A 15 In. Hg. (381 Mm. Hg.): 46.7 20 In. Hg. (508 Mm. Hg.): 46.7 30 In. Hg. (762 Mm. Hg.): 46.7 |
Water Flow - Gallons/minute (GPM) |
N/A 1 psig: 0.180 2 psig: 0.255 3 psig: 0.312 4 psig: 0.360 5 psig: 0.402 6 psig: 0.441 7 psig: 0.476 8 psig: 0.509 9 psig: 0.540 10 psig: 0.569 15 psig: 0.697 20 psig: 0.805 30 psig: 0.986 40 psig: 1.138 50 psig: 1.273 60 psig: 1.394 70 psig: 1.506 80 psig: 1.610 90 psig: 1.708 100 psig: 1.800 |
Water Flow - Liters/minute (LPM) |
N/A 1 psig (6.9 kPag): 0.681 2 psig (13.8 kPag): 0.964 3 psig (20.7 kPag): 1.180 4 psig (27.6 kPag): 1.363 5 psig (34.5 kPag): 1.524 6 psig (41.4 kPag): 1.669 7 psig (48.3 kPag): 1.803 8 psig (55.2 kPag): 1.927 9 psig (62.1 kPag): 2.044 10 psig (69 kPag): 2.155 15 psig (103.4 kPag): 2.639 20 psig (137.9 kPag): 3.047 30 psig (206.9 kPag): 3.732 40 psig (275.8 kPag): 4.309 50 psig (344.8 kPag): 4.818 60 psig (413.7 kPag): 5.278 70 psig (482.7 kPag): 5.701 80 psig (551.6 kPag): 6.094 90 psig (620.6 kPag): 6.464 100 psig (689.5 kPag): 6.814 |
Flow Data Status |
N/A Generic |
