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    One-piece construction of solid metal is employed. Orifices are accurately machined, thoroughly cleaned, and flow tested to exacting standards. Sizes range from .004" to .125" orifice diameter. Special sizes can be made to order.
Unit of Measure

Material

 N/A 303 SS

Nominal Orifice Size

 N/A 28

CV

 N/A 0.018

Maximum Operating Pressure

 N/A 4000 psig

Connection A

 N/A 1/2" NPT Male

Connection B

 N/A 1/2" NPT Female

Screened

 N/A None

N/A

  • High Pressure Capability
  • Bi-Directional Flow Compatibility
  • Economical Precision Orifice
  • Repeatable Orifice Size and Shape
  • Predictable Flow Rate

Orifice Diameter

 N/A 0.028 in

Orifice Diameter Accuracy

 N/A ±0.0005 in

Width Across Flats (Hex)

 N/A 1 1/16 in

Total Length

 N/A 1.690 in

Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH)

 N/A 1 psig: 4.68 5 psig: 10.5 10 psig: 15.2 15 psig: 18.6 20 psig: 21.8 25 psig: 24.8 30 psig: 28.0 40 psig: 34.1 50 psig: 40.3 60 psig: 46.4 70 psig: 52.5 80 psig: 58.7 90 psig: 65.0 100 psig: 71.4

Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH)

 N/A 5 In. Hg.: 6.7 10 In. Hg.: 8.48

Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH)

 N/A 15 In. Hg.: 8.90 20 In. Hg.: 8.9 30 In. Hg.: 8.90

Air Flow at Pressure - Standard Liters Per Minute (SLPM)

 N/A 1 psig (6.9 kPag): 2.21 5 psig (34.5 kPag): 4.94 10 psig (69.0 kPag): 7.18 15 psig (103.4 kPag): 8.78 20 psig (137.9 kPag): 10.3 25 psig (172.4 kPag): 11.7 30 psig (206.9 kPag): 13.2 40 psig (275.8 kPag): 16.1 50 psig (344.8 kPag): 19.0 60 psig (413.7 kPag): 21.9 70 psig (482.7 kPag): 24.8 80 psig (551.6 kPag): 27.7 90 psig (620.6 kPag): 30.7 100 psig (689.5 kPag): 33.7

Air Flow at Vacuum - Standard Liters Per Minute (SLPM)

 N/A 5 In. Hg. (127 Mm. Hg.): 3.16 10 In. Hg. (254 Mm. Hg.): 4.00

Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH)

 N/A 15 In. Hg. (381 Mm. Hg.): 4.20 20 In. Hg. (508 Mm. Hg.): 4.20 30 In. Hg. (762 Mm. Hg.): 4.20

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.018 2 psig: 0.025 3 psig: 0.031 4 psig: 0.036 5 psig: 0.040 6 psig: 0.044 7 psig: 0.048 8 psig: 0.051 9 psig: 0.054 10 psig: 0.057 15 psig: 0.070 20 psig: 0.080 30 psig: 0.099 40 psig: 0.114 50 psig: 0.127 60 psig: 0.139 70 psig: 0.151 80 psig: 0.161 90 psig: 0.171 100 psig: 0.180

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.068 2 psig (13.8 kPag): 0.096 3 psig (20.7 kPag): 0.118 4 psig (27.6 kPag): 0.136 5 psig (34.5 kPag): 0.152 6 psig (41.4 kPag): 0.152 7 psig (48.3 kPag): 0.180 8 psig (55.2 kPag): 0.193 9 psig (62.1 kPag): 0.204 10 psig (69 kPag): 0.215 15 psig (103.4 kPag): 0.264 20 psig (137.9 kPag): 0.305 30 psig (206.9 kPag): 0.373 40 psig (275.8 kPag): 0.431 50 psig (344.8 kPag): 0.482 60 psig (413.7 kPag): 0.528 70 psig (482.7 kPag): 0.570 80 psig (551.6 kPag): 0.609 90 psig (620.6 kPag): 0.646 100 psig (689.5 kPag): 0.681

Flow Data Status

 N/A Generic