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

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.

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Orifice Diameter (in)

Nominal Orifice Size

C_V

Gasket Retainer

Part Number	Orifice Diameter	Material	C_V	Add To Cart/Request Quote

R4-4-SS	N/A 0.0039 in	N/A 316 SS	N/A 0.00035	Add To Cart Request Quote
R4-5-SS	N/A 0.0051 in	N/A 316 SS	N/A 0.00061	Add To Cart Request Quote
R4-6-SS	N/A 0.0059 in	N/A 316 SS	N/A 0.00086	Add To Cart Request Quote
R4-7-SS	N/A 0.0071 in	N/A 316 SS	N/A 0.0012	Add To Cart Request Quote
R4-8-SS	N/A 0.0079 in	N/A 316 SS	N/A 0.0015	Add To Cart Request Quote
R4-9-SS	N/A 0.0091 in	N/A 316 SS	N/A 0.0019	Add To Cart Request Quote
R4-10-SS	N/A 0.0102 in	N/A 316 SS	N/A 0.0025	Add To Cart Request Quote
R4-11-SS	N/A 0.011 in	N/A 316 SS	N/A 0.0028	Add To Cart Request Quote
R4-12-SS	N/A 0.0122 in	N/A 316 SS	N/A 0.0034	Add To Cart Request Quote
R4-13-SS	N/A 0.013 in	N/A 316 SS	N/A 0.0038	Add To Cart Request Quote
R4-14-SS	N/A 0.0142 in	N/A 316 SS	N/A 0.0043	Add To Cart Request Quote
R4-15-SS	N/A 0.015 in	N/A 316 SS	N/A 0.005	Add To Cart Request Quote
R4-16-SS	N/A 0.016 in	N/A 316 SS	N/A 0.0055	Add To Cart Request Quote
R4-17-SS	N/A 0.017 in	N/A 316 SS	N/A 0.0067	Add To Cart Request Quote
R4-18-SS	N/A 0.018 in	N/A 316 SS	N/A 0.0073	Add To Cart Request Quote
R4-19-SS	N/A 0.019 in	N/A 316 SS	N/A 0.008	Add To Cart Request Quote
R4-20-SS	N/A 0.02 in	N/A 316 SS	N/A 0.0088	Add To Cart Request Quote
R4-21-SS	N/A 0.021 in	N/A 316 SS	N/A 0.0096	Add To Cart Request Quote
R4-22-SS	N/A 0.022 in	N/A 316 SS	N/A 0.011	Add To Cart Request Quote
R4-23-SS	N/A 0.023 in	N/A 316 SS	N/A 0.012	Add To Cart Request Quote
R4-24-SS	N/A 0.024 in	N/A 316 SS	N/A 0.013	Add To Cart Request Quote
R4-25-SS	N/A 0.025 in	N/A 316 SS	N/A 0.014	Add To Cart Request Quote
R4-26-SS	N/A 0.026 in	N/A 316 SS	N/A 0.016	Add To Cart Request Quote
R4-27-SS	N/A 0.027 in	N/A 316 SS	N/A 0.017	Add To Cart Request Quote
R4-28-SS	N/A 0.028 in	N/A 316 SS	N/A 0.018	Add To Cart Request Quote

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First Name ^*
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Email ^*
First Name ^*
Last Name ^*
Company ^*
Country ^*
Zip/Postal Code ^*
Phone Number

No Preference
0.0039
0.0051
0.0059
0.0071
0.0079
0.0091
0.0102
0.011
0.0122
0.013
0.0142
0.015
0.016
0.017
0.018
0.019
0.02
0.021
0.022
0.023
0.024
0.025
0.026
0.027
0.028
0.029
0.031
0.032
0.033
0.035
0.037
0.038
0.039
0.04
0.041
0.042
0.043
0.047
0.052
0.055
0.06
0.063
0.0670
0.0700
0.0730
0.0760
0.0790
0.0810
0.0860
0.0890
0.0940
0.0960
0.1000
0.1040
0.1090
0.1130
0.1200
0.1250

No Preference
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
31
32
33
35
37
38
39
40
41
42
43
47
52
55
60
63
67
70
73
76
79
81
86
89
94
96
100
104
109
113
120
125

No Preference
0.00035
0.00061
0.00086
0.0012
0.0015
0.0019
0.0025
0.0028
0.0034
0.0038
0.0043
0.005
0.0055
0.0067
0.0073
0.008
0.0088
0.0096
0.011
0.012
0.013
0.014
0.016
0.017
0.018
0.019
0.022
0.024
0.025
0.028
0.031
0.032
0.033
0.036
0.038
0.039
0.041
0.048
0.059
0.068
0.081
0.088
0.100
0.110
0.120
0.130
0.140
0.150
0.170
0.180
0.200
0.210
0.230
0.250
0.270
0.310
0.340
0.370

Orifice Diameter (in)

Nominal Orifice Size

CV

Gasket Retainer

Part Number

Orifice Diameter

Material

CV

C_V

C_V