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 the process industry. Press-fit inserts are used with standard compression tube fittings to form a precision orifice assembly. The fittings shown here are for 1/4" OD tubing, or 3/16" OD tubing.
Precision Metal Orifices Compression Fittings, Tube Adapter
Precision Metal Orifices - Compression Fittings, Tube Adapter - Line Drawing
Unit of Measure
1 2 

Part Number

Orifice Diameter

Material

CV

Maximum Fitting PRESSURE

Maximum Pressure Differential

Screened

IC-400R4-29-SS N/A 0.029 in N/A 316 SS N/A 0.019 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-31-SS N/A 0.031 in N/A 316 SS N/A 0.022 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-32-SS N/A 0.032 in N/A 316 SS N/A 0.024 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-33-SS N/A 0.033 in N/A 316 SS N/A 0.025 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-35-SS N/A 0.035 in N/A 316 SS N/A 0.028 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-37-SS N/A 0.037 in N/A 316 SS N/A 0.031 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-38-SS N/A 0.038 in N/A 316 SS N/A 0.032 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-39-SS N/A 0.039 in N/A 316 SS N/A 0.033 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-40-SS N/A 0.04 in N/A 316 SS N/A 0.036 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-41-SS N/A 0.041 in N/A 316 SS N/A 0.038 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-42-SS N/A 0.042 in N/A 316 SS N/A 0.039 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-43-SS N/A 0.043 in N/A 316 SS N/A 0.041 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-47-SS N/A 0.047 in N/A 316 SS N/A 0.048 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-52-SS N/A 0.052 in N/A 316 SS N/A 0.059 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-55-SS N/A 0.055 in N/A 316 SS N/A 0.068 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-60-SS N/A 0.06 in N/A 316 SS N/A 0.081 N/A 4000 psig N/A 200 psid N/A None
IC-400R4-63-SS N/A 0.063 in N/A 316 SS N/A 0.088 N/A 4000 psig N/A 200 psid N/A None
Unit of Measure
1 2