O'Keefe Controls Co. - Precision Metal Orifices - Circular Disk

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.

Precision Metal Orifices - VCR Gaskets - Line Drawing

Unit of Measure

Items	R4-4-SS Circular Disk for Face Seal Fittings, Type R4 Add To Cart Request Quote	R4-5-SS Circular Disk for Face Seal Fittings, Type R4 Add To Cart Request Quote	R4-6-SS Circular Disk for Face Seal Fittings, Type R4 Add To Cart Request Quote	R4-7-SS Circular Disk for Face Seal Fittings, Type R4 Add To Cart Request Quote	R4-8-SS Circular Disk for Face Seal Fittings, Type R4 Add To Cart Request Quote
Orifice Diameter	N/A 0.0039 in	N/A 0.0051 in	N/A 0.0059 in	N/A 0.0071 in	N/A 0.0079 in
Material	N/A 316 SS
Nominal Orifice Size	N/A 4	N/A 5	N/A 6	N/A 7	N/A 8
C_V	N/A 0.00035	N/A 0.00061	N/A 0.00086	N/A 0.0012	N/A 0.0015
Finish	N/A Silver Plated
Maximum Operating Pressure	N/A 100 psig
Outside Diameter	N/A 0.47 in
Width	N/A 0.030 in
Connection A	N/A 1/4" Face Seal