O’Keefe Controls Co.
O’Keefe Controls Co.
4 Maple Drive
Monroe, CT 06468
Phone: 203.261.6711
Email: info@okeefecontrols.com • Website: www.okeefecontrols.com
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    Precision orifice assemblies that adapt to common fittings used in process instruments and hydraulic systems are shown.
Precision Metal Orifices SAE 45 Degree Flare Adapter
Precision Metal Orifices - SAE 45 Degree Flare Adapter - Line Drawing
Unit of Measure
1 2 3 4 

Part Number

Orifice Diameter

Material

CV

Maximum Fitting PRESSURE

Screened

BFS-29-BR N/A 0.029 in N/A Brass N/A 0.019 N/A 2000 psig N/A Screened
BFS-31-BR N/A 0.031 in N/A Brass N/A 0.022 N/A 2000 psig N/A Screened
BFS-32-BR N/A 0.032 in N/A Brass N/A 0.024 N/A 2000 psig N/A Screened
BFS-33-BR N/A 0.033 in N/A Brass N/A 0.025 N/A 2000 psig N/A Screened
BFS-35-BR N/A 0.035 in N/A Brass N/A 0.028 N/A 2000 psig N/A Screened
BFS-37-BR N/A 0.037 in N/A Brass N/A 0.031 N/A 2000 psig N/A Screened
BFS-38-BR N/A 0.038 in N/A Brass N/A 0.032 N/A 2000 psig N/A Screened
BFS-39-BR N/A 0.039 in N/A Brass N/A 0.033 N/A 2000 psig N/A Screened
BFS-40-BR N/A 0.04 in N/A Brass N/A 0.036 N/A 2000 psig N/A Screened
BFS-41-BR N/A 0.041 in N/A Brass N/A 0.038 N/A 2000 psig N/A Screened
BFS-42-BR N/A 0.042 in N/A Brass N/A 0.039 N/A 2000 psig N/A Screened
BFS-43-BR N/A 0.043 in N/A Brass N/A 0.041 N/A 2000 psig N/A Screened
BFS-47-BR N/A 0.047 in N/A Brass N/A 0.048 N/A 2000 psig N/A Screened
BFS-52-BR N/A 0.052 in N/A Brass N/A 0.059 N/A 2000 psig N/A Screened
BFS-55-BR N/A 0.055 in N/A Brass N/A 0.068 N/A 2000 psig N/A Screened
BFS-60-BR N/A 0.06 in N/A Brass N/A 0.081 N/A 2000 psig N/A Screened
BFS-63-BR N/A 0.063 in N/A Brass N/A 0.088 N/A 2000 psig N/A Screened
BFS-67-BR N/A 0.0670 in N/A Brass N/A 0.100 N/A 2000 psig N/A Screened
BFS-70-BR N/A 0.0700 in N/A Brass N/A 0.110 N/A 2000 psig N/A Screened
BFS-73-BR N/A 0.0730 in N/A Brass N/A 0.120 N/A 2000 psig N/A Screened
BFS-76-BR N/A 0.0760 in N/A Brass N/A 0.130 N/A 2000 psig N/A Screened
BFS-79-BR N/A 0.0790 in N/A Brass N/A 0.140 N/A 2000 psig N/A Screened
BFS-81-BR N/A 0.0810 in N/A Brass N/A 0.150 N/A 2000 psig N/A Screened
BFS-86-BR N/A 0.0860 in N/A Brass N/A 0.170 N/A 2000 psig N/A Screened
BFS-89-BR N/A 0.0890 in N/A Brass N/A 0.180 N/A 2000 psig N/A Screened
Unit of Measure
1 2 3 4