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 .125" orifice diameter. Special sizes can be made to order.
Precision Metal Orifices NPT Adapter
Precision Metal Orifices - NPT Adapter - Line Drawing
Unit of Measure
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Part Number

Orifice Diameter

Material

CV

Maximum Fitting PRESSURE

Flow Data Status

Screened

D-29-BR N/A 0.029 in N/A Brass N/A 0.019 N/A 2000 psig N/A Generic N/A None
D-31-BR N/A 0.031 in N/A Brass N/A 0.022 N/A 2000 psig N/A Generic N/A None
D-32-BR N/A 0.032 in N/A Brass N/A 0.024 N/A 2000 psig N/A Generic N/A None
D-33-BR N/A 0.033 in N/A Brass N/A 0.025 N/A 2000 psig N/A Generic N/A None
D-35-BR N/A 0.035 in N/A Brass N/A 0.028 N/A 2000 psig N/A Generic N/A None
D-37-BR N/A 0.037 in N/A Brass N/A 0.031 N/A 2000 psig N/A Generic N/A None
D-38-BR N/A 0.038 in N/A Brass N/A 0.032 N/A 2000 psig N/A Generic N/A None
D-39-BR N/A 0.039 in N/A Brass N/A 0.033 N/A 2000 psig N/A Generic N/A None
D-40-BR N/A 0.04 in N/A Brass N/A 0.036 N/A 2000 psig N/A Generic N/A None
D-41-BR N/A 0.041 in N/A Brass N/A 0.038 N/A 2000 psig N/A Generic N/A None
D-42-BR N/A 0.042 in N/A Brass N/A 0.039 N/A 2000 psig N/A Generic N/A None
D-43-BR N/A 0.043 in N/A Brass N/A 0.041 N/A 2000 psig N/A Generic N/A None
D-47-BR N/A 0.047 in N/A Brass N/A 0.048 N/A 2000 psig N/A Generic N/A None
D-52-BR N/A 0.052 in N/A Brass N/A 0.059 N/A 2000 psig N/A Generic N/A None
D-55-BR N/A 0.055 in N/A Brass N/A 0.068 N/A 2000 psig N/A Generic N/A None
D-60-BR N/A 0.06 in N/A Brass N/A 0.081 N/A 2000 psig N/A Generic N/A None
D-63-BR N/A 0.063 in N/A Brass N/A 0.088 N/A 2000 psig N/A Generic N/A None
D-67-BR N/A 0.067 in N/A Brass N/A 0.100 N/A 2000 psig N/A Generic N/A None
D-70-BR N/A 0.07 in N/A Brass N/A 0.110 N/A 2000 psig N/A Generic N/A None
D-73-BR N/A 0.073 in N/A Brass N/A 0.120 N/A 2000 psig N/A Generic N/A None
D-76-BR N/A 0.076 in N/A Brass N/A 0.130 N/A 2000 psig N/A Generic N/A None
D-79-BR N/A 0.079 in N/A Brass N/A 0.140 N/A 2000 psig N/A Generic N/A None
D-81-BR N/A 0.081 in N/A Brass N/A 0.150 N/A 2000 psig N/A Generic N/A None
D-86-BR N/A 0.086 in N/A Brass N/A 0.170 N/A 2000 psig N/A Generic N/A None
D-89-BR N/A 0.089 in N/A Brass N/A 0.18 N/A 2000 psig N/A Generic N/A None
Unit of Measure
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