Request Information Request Quote Add To Cart
    Precision orifice assemblies that adapt to common fittings used in process instruments and hydraulic systems are shown. Types K4, R4 and RG4 are used with nominal 1/4" tube fittings. Type BFS is for 45° flare fittings and Type CFJ is for 37° flare fittings. Type OD is a pipe adapter.
Unit of Measure

Orifice Diameter

 N/A 0.0940 in

Outside Diameter

 N/A 0.47 in

Width

 N/A 0.030 in

Material

 N/A 316 SS

Nominal Orifice Size

 N/A 94

CV

 N/A 0.200

Finish

 N/A Silver Plated

Maximum Operating Pressure

 N/A 100 psig

Connection A

 N/A 1/4" Face Seal

N/A

  • Types R4 and RG4 are suitable for use with face seal fittings.

N/A

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

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

 N/A 1 psig: 60.2 5 psig: 131 10 psig: 172 15 psig: 207 20 psig: 242 25 psig: 278 30 psig: 314 40 psig: 384 50 psig: 456 60 psig: 530 70 psig: 604 80 psig: 678 90 psig: 750 100 psig: 831

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

 N/A 5 In. Hg.: 84.9 10 In. Hg.: 106

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

 N/A 15 In. Hg.: 110 20 In. Hg.: 110 30 In. Hg.: 110

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

 N/A 1 psig (6.9 kPag): 28.4 5 psig (34.5 kPag): 61.9 10 psig (69.0 kPag): 81 15 psig (103.4 kPag): 97.8 20 psig (137.9 kPag): 114 25 psig (172.4 kPag): 131 30 psig (206.9 kPag): 148 40 psig (275.8 kPag): 181 50 psig (344.8 kPag): 215 60 psig (413.7 kPag): 250 70 psig (482.7 kPag): 285 80 psig (551.6 kPag): 320 90 psig (620.6 kPag): 354 100 psig (689.5 kPag): 392

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

 N/A 5 In. Hg. (127 Mm. Hg.): 40.1 10 In. Hg. (254 Mm. Hg.): 50

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

 N/A 15 In. Hg. (381 Mm. Hg.): 52.1 20 In. Hg. (508 Mm. Hg.): 52.1 30 In. Hg. (762 Mm. Hg.): 52.1

Water Flow - Gallons/minute (GPM)

 N/A 1 psig: 0.200 2 psig: 0.283 3 psig: 0.346 4 psig: 0.400 5 psig: 0.447 6 psig: 0.490 7 psig: 0.529 8 psig: 0.566 9 psig: 0.600 10 psig: 0.632 15 psig: 0.775 20 psig: 0.894 30 psig: 1.095 40 psig: 1.265 50 psig: 1.414 60 psig: 1.549 70 psig: 1.673 80 psig: 1.789 90 psig: 1.897 100 psig: 2.000

Water Flow - Liters/minute (LPM)

 N/A 1 psig (6.9 kPag): 0.757 2 psig (13.8 kPag): 1.071 3 psig (20.7 kPag): 1.311 4 psig (27.6 kPag): 1.514 5 psig (34.5 kPag): 1.693 6 psig (41.4 kPag): 1.854 7 psig (48.3 kPag): 2.003 8 psig (55.2 kPag): 2.141 9 psig (62.1 kPag): 2.271 10 psig (69 kPag): 2.394 15 psig (103.4 kPag): 2.932 20 psig (137.9 kPag): 3.386 30 psig (206.9 kPag): 4.147 40 psig (275.8 kPag): 4.788 50 psig (344.8 kPag): 5.353 60 psig (413.7 kPag): 5.864 70 psig (482.7 kPag): 6.334 80 psig (551.6 kPag): 6.772 90 psig (620.6 kPag): 7.182 100 psig (689.5 kPag): 7.571

Flow Data Status

 N/A Generic