Part Number W-26-BR, Precision Metal Orifices - Dual Barb, 1/16" & 1/8" On O'Keefe Controls Co.

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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 .063" orifice diameter. Special sizes can be made to order.

Unit of Measure

Material	N/A Brass
Nominal Orifice Size	N/A 26
C_V	N/A 0.016
Maximum Operating Pressure	N/A 100 psig
Connection A	N/A 1/8" ID Barb
Connection B	N/A 1/8" ID Barb
Screened	N/A None

Orifice Diameter	N/A 0.026 in
Orifice Diameter Accuracy	N/A ±0.0005 in
Width Across Flats (Hex)	N/A 1/4 in
Total Length	N/A 0.800 in

N/A

Precision Flow Control - Gases or Liquids
Speed Controls - Cylinders and Actuators
Accurate Timing in Pneumatic or Hydraulic Circuits
Flow Restriction
Accurate Throttling
Snubbers - Gages and Instruments

Air Flow at Pressure - Standard Cu. Ft. Per Hour (SCFH)	N/A 1 psig: 4.05 5 psig: 9.20 10 psig: 13.0 15 psig: 16.1 20 psig: 18.9 25 psig: 21.6 30 psig: 24.4 40 psig: 29.9 50 psig: 35.2 60 psig: 40.7 70 psig: 46.0 80 psig: 51.3 90 psig: 56.8 100 psig: 62.3
Air Flow at Vacuum - Standard Cu. Ft. Per Hour (SCFH)	N/A 5 In. Hg.: 5.81 10 In. Hg.: 7.29
Air Flow at Vacuum, Choked Flow - Standard Cu. Ft. Per Hour (SCFH)	N/A 15 In. Hg.: 7.73 20 In. Hg.: 7.73 30 In. Hg.: 7.73
Air Flow at Pressure - Standard Liters Per Minute (SLPM)	N/A 1 psig (6.9 kPag): 1.91 5 psig (34.5 kPag): 4.34 10 psig (69.0 kPag): 6.15 15 psig (103.4 kPag): 7.58 20 psig (137.9 kPag): 8.90 25 psig (172.4 kPag): 10.2 30 psig (206.9 kPag): 11.5 40 psig (275.8 kPag): 14.1 50 psig (344.8 kPag): 16.6 60 psig (413.7 kPag): 19.2 70 psig (482.7 kPag): 21.7 80 psig (551.6 kPag): 24.2 90 psig (620.6 kPag): 26.8 100 psig (689.5 kPag): 29.4
Air Flow at Vacuum - Standard Liters Per Minute (SLPM)	N/A 5 In. Hg. (127 Mm. Hg.): 2.74 10 In. Hg. (254 Mm. Hg.): 3.44
Air Flow at Vacuum, Choked Flow - Standard Liters Per Minute (SCFH)	N/A 15 In. Hg. (381 Mm. Hg.): 3.65 20 In. Hg. (508 Mm. Hg.): 3.65 30 In. Hg. (762 Mm. Hg.): 3.65
Water Flow - Gallons/minute (GPM)	N/A 1 psig: 0.016 2 psig: 0.023 3 psig: 0.028 4 psig: 0.032 5 psig: 0.036 6 psig: 0.039 7 psig: 0.042 8 psig: 0.045 9 psig: 0.048 10 psig: 0.051 15 psig: 0.062 20 psig: 0.072 30 psig: 0.088 40 psig: 0.101 50 psig: 0.113 60 psig: 0.124 70 psig: 0.134 80 psig: 0.143 90 psig: 0.152 100 psig: 0.160
Water Flow - Liters/minute (LPM)	N/A 1 psig (6.9 kPag): 0.061 2 psig (13.8 kPag): 0.086 3 psig (20.7 kPag): 0.105 4 psig (27.6 kPag): 0.121 5 psig (34.5 kPag): 0.135 6 psig (41.4 kPag): 0.135 7 psig (48.3 kPag): 0.160 8 psig (55.2 kPag): 0.171 9 psig (62.1 kPag): 0.182 10 psig (69 kPag): 0.192 15 psig (103.4 kPag): 0.235 20 psig (137.9 kPag): 0.271 30 psig (206.9 kPag): 0.332 40 psig (275.8 kPag): 0.383 50 psig (344.8 kPag): 0.428 60 psig (413.7 kPag): 0.469 70 psig (482.7 kPag): 0.507 80 psig (551.6 kPag): 0.542 90 psig (620.6 kPag): 0.575 100 psig (689.5 kPag): 0.606
Flow Data Status	N/A Generic

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