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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    One-piece construction of solid metal is employed. Orifices are accurately machined, thoroughly cleaned, and flow tested to exacting standards. Sizes range from .004" to .063" orifice diameter. Special sizes can be made to order.
Precision Metal Orifices Adapter, Barb x NPT Thread
Precision Metal Orifices - Adapter, Barb x NPT Thread - Line Drawing
Unit of Measure
1 2 3 4 5 

Part Number

Orifice Diameter

Material

CV

Maximum Fitting PRESSURE

Screened

BT-29-BR N/A 0.029 in N/A Brass N/A 0.019 N/A 100 psig N/A None
BT-31-BR N/A 0.031 in N/A Brass N/A 0.022 N/A 100 psig N/A None
BT-32-BR N/A 0.032 in N/A Brass N/A 0.024 N/A 100 psig N/A None
BT-33-BR N/A 0.033 in N/A Brass N/A 0.025 N/A 100 psig N/A None
BT-35-BR N/A 0.035 in N/A Brass N/A 0.028 N/A 100 psig N/A None
BT-4-SS N/A 0.0039 in N/A 303 SS N/A 0.00035 N/A 100 psig N/A None
BT-5-SS N/A 0.0051 in N/A 303 SS N/A 0.00061 N/A 100 psig N/A None
BT-6-SS N/A 0.0059 in N/A 303 SS N/A 0.00086 N/A 100 psig N/A None
BT-7-SS N/A 0.0071 in N/A 303 SS N/A 0.0012 N/A 100 psig N/A None
BT-8-SS N/A 0.0079 in N/A 303 SS N/A 0.0015 N/A 100 psig N/A None
BT-9-SS N/A 0.0091 in N/A 303 SS N/A 0.0019 N/A 100 psig N/A None
BT-10-SS N/A 0.0102 in N/A 303 SS N/A 0.0025 N/A 100 psig N/A None
BT-11-SS N/A 0.011 in N/A 303 SS N/A 0.0028 N/A 100 psig N/A None
BT-12-SS N/A 0.0122 in N/A 303 SS N/A 0.0034 N/A 100 psig N/A None
BT-13-SS N/A 0.013 in N/A 303 SS N/A 0.0038 N/A 100 psig N/A None
BT-14-SS N/A 0.0142 in N/A 303 SS N/A 0.0043 N/A 100 psig N/A None
BT-15-SS N/A 0.015 in N/A 303 SS N/A 0.005 N/A 100 psig N/A None
BT-16-SS N/A 0.016 in N/A 303 SS N/A 0.0055 N/A 100 psig N/A None
BT-17-SS N/A 0.017 in N/A 303 SS N/A 0.0067 N/A 100 psig N/A None
BT-18-SS N/A 0.018 in N/A 303 SS N/A 0.0073 N/A 100 psig N/A None
BT-19-SS N/A 0.019 in N/A 303 SS N/A 0.008 N/A 100 psig N/A None
BT-20-SS N/A 0.02 in N/A 303 SS N/A 0.0088 N/A 100 psig N/A None
BT-21-SS N/A 0.021 in N/A 303 SS N/A 0.0096 N/A 100 psig N/A None
BT-22-SS N/A 0.022 in N/A 303 SS N/A 0.011 N/A 100 psig N/A None
BT-23-SS N/A 0.023 in N/A 303 SS N/A 0.012 N/A 100 psig N/A None
Unit of Measure
1 2 3 4 5