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    Precision orifice assemblies that adapt to common fittings used in process instruments and hydraulic systems are shown.
Unit of Measure

Orifice Diameter

 N/A 0.0810 in

Total Length

 N/A 2.27 in

Outside Diameter

 N/A 3/8 in

Material

 N/A 316 SS

Nominal Orifice Size

 N/A 81

CV

 N/A 0.016 to 0.37

Maximum Operating Pressure

 N/A 4000 psig

Connection A

 N/A 3/8" OD Tube

Connection B

 N/A 3/8" OD Tube

Screened

 N/A None

N/A

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

N/A

  • Type K6 is a 3/8" OD Tube and is suitable for use with a wide variety of compression fittings.

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

 N/A 1 psig: 46.0 5 psig: 97.5 10 psig: 131 15 psig: 158 20 psig: 185 25 psig: 212 30 psig: 239 40 psig: 295 50 psig: 347 60 psig: 400 70 psig: 458 80 psig: 513 90 psig: 568 100 psig: 627

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

 N/A 5 In. Hg.: 64 10 In. Hg.: 79.9

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

 N/A 15 In. Hg.: 83.5 20 In. Hg.: 83.5 30 In. Hg.: 83.5

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

 N/A 1 psig (6.9 kPag): 21.7 5 psig (34.5 kPag): 46 10 psig (69.0 kPag): 61.6 15 psig (103.4 kPag): 74.5 20 psig (137.9 kPag): 87.3 25 psig (172.4 kPag): 100 30 psig (206.9 kPag): 113 40 psig (275.8 kPag): 139 50 psig (344.8 kPag): 164 60 psig (413.7 kPag): 189 70 psig (482.7 kPag): 216 80 psig (551.6 kPag): 242 90 psig (620.6 kPag): 268 100 psig (689.5 kPag): 296

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

 N/A 5 In. Hg. (127 Mm. Hg.): 30.2 10 In. Hg. (254 Mm. Hg.): 37.7

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

 N/A 15 In. Hg. (381 Mm. Hg.): 39.4 20 In. Hg. (508 Mm. Hg.): 39.4 30 In. Hg. (762 Mm. Hg.): 39.4

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.150 2 psig: 0.212 3 psig: 0.260 4 psig: 0.300 5 psig: 0.335 6 psig: 0.367 7 psig: 0.397 8 psig: 0.424 9 psig: 0.450 10 psig: 0.474 15 psig: 0.581 20 psig: 0.671 30 psig: 0.822 40 psig: 0.949 50 psig: 1.061 60 psig: 1.162 70 psig: 1.255 80 psig: 1.342 90 psig: 1.423 100 psig: 1.500

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.568 2 psig (13.8 kPag): 0.803 3 psig (20.7 kPag): 0.983 4 psig (27.6 kPag): 1.136 5 psig (34.5 kPag): 1.27 6 psig (41.4 kPag): 1.391 7 psig (48.3 kPag): 1.502 8 psig (55.2 kPag): 1.606 9 psig (62.1 kPag): 1.703 10 psig (69 kPag): 1.796 15 psig (103.4 kPag): 2.199 20 psig (137.9 kPag): 2.539 30 psig (206.9 kPag): 3.110 40 psig (275.8 kPag): 3.591 50 psig (344.8 kPag): 4.015 60 psig (413.7 kPag): 4.398 70 psig (482.7 kPag): 4.751 80 psig (551.6 kPag): 5.079 90 psig (620.6 kPag): 5.387 100 psig (689.5 kPag): 5.678

Flow Data Status

 N/A Generic