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
Print Back
    These checked orifices consist of a precision orifice in series with a ball check valve. The flow rate of the restricted flow is set by the orifice size. Reverse flow is checked by the ball. The assembly provides a selectable flow rate in one direction and checked flow in the opposite direction.
Checked Orifices, Threaded Insert
Check Valves; Threaded insert, Threaded insert with nose seal - Line Drawing
Unit of Measure
1 2 3 4 

Part Number

Orifice Diameter

Material

CV

THREAD

Screened

ZCR-10-0-10/32-BR-BN N/A 0.01 in N/A Brass N/A 0.0025 N/A 10-32 N/A None
ZCR-11-0-10/32-BR-BN N/A 0.011 in N/A Brass N/A 0.0028 N/A 10-32 N/A None
ZCR-12-0-10/32-BR-BN N/A 0.012 in N/A Brass N/A 0.0034 N/A 10-32 N/A None
ZCR-13-0-10/32-BR-BN N/A 0.013 in N/A Brass N/A 0.0038 N/A 10-32 N/A None
ZCR-14-0-10/32-BR-BN N/A 0.014 in N/A Brass N/A 0.0043 N/A 10-32 N/A None
ZCR-15-0-10/32-BR-BN N/A 0.015 in N/A Brass N/A 0.0055 N/A 10-32 N/A None
ZCR-16-0-10/32-BR-BN N/A 0.016 in N/A Brass N/A 0.0067 N/A 10-32 N/A None
ZCR-17-0-10/32-BR-BN N/A 0.017 in N/A Brass N/A 0.0073 N/A 10-32 N/A None
ZCR-18-0-10/32-BR-BN N/A 0.018 in N/A Brass N/A 0.005 N/A 10-32 N/A None
ZCR-19-0-10/32-BR-BN N/A 0.019 in N/A Brass N/A 0.008 N/A 10-32 N/A None
ZCR-20-0-10/32-BR-BN N/A 0.021 in N/A Brass N/A 0.009 N/A 10-32 N/A None
ZCR-21-0-10/32-BR-BN N/A 0.022 in N/A Brass N/A 0.01 N/A 10-32 N/A None
ZCR-22-0-10/32-BR-BN N/A 0.023 in N/A Brass N/A 0.011 N/A 10-32 N/A None
ZCR-23-0-10/32-BR-BN N/A 0.024 in N/A Brass N/A 0.012 N/A 10-32 N/A None
ZCR-24-0-10/32-BR-BN N/A 0.025 in N/A Brass N/A 0.013 N/A 10-32 N/A None
ZCR-25-0-10/32-BR-BN N/A 0.026 in N/A Brass N/A 0.014 N/A 10-32 N/A None
ZCR-26-0-10/32-BR-BN N/A 0.027 in N/A Brass N/A 0.016 N/A 10-32 N/A None
ZCR-27-0-10/32-BR-BN N/A 0.028 in N/A Brass N/A 0.017 N/A 10-32 N/A None
ZCR-28-0-10/32-BR-BN N/A 0.029 in N/A Brass N/A 0.018 N/A 10-32 N/A None
ZCR-29-0-10/32-BR-BN N/A 0.02 in N/A Brass N/A 0.019 N/A 10-32 N/A None
ZCR-30-0-10/32-BR-BN N/A 0.030 in N/A Brass N/A 0.02 N/A 10-32 N/A None
ZCR-10-0-10/32-BR-SS N/A 0.01 in N/A Brass N/A 0.0025 N/A 10-32 N/A None
ZCR-11-0-10/32-BR-SS N/A 0.011 in N/A Brass N/A 0.0028 N/A 10-32 N/A None
ZCR-12-0-10/32-BR-SS N/A 0.012 in N/A Brass N/A 0.0034 N/A 10-32 N/A None
ZCR-13-0-10/32-BR-SS N/A 0.013 in N/A Brass N/A 0.0038 N/A 10-32 N/A None
Unit of Measure
1 2 3 4