Checked Orifices, Threaded Insert On O'Keefe Controls Co.

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.

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Orifice Diameter (in)

Material

Nominal Orifice Size

C_V

Connection

Screened

Part Number	Orifice Diameter	Material	C_V	THREAD	Screened	Add To Cart/Request Quote

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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote
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	Add To Cart Request Quote

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No Preference
0.01
0.011
0.012
0.013
0.014
0.015
0.016
0.017
0.018
0.019
0.02
0.021
0.022
0.023
0.024
0.025
0.026
0.027
0.028
0.029
0.030

No Preference
10
11
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No Preference
0.0025
0.0028
0.0034
0.0038
0.0043
0.005
0.0055
0.0067
0.0073
0.008
0.009
0.01
0.011
0.012
0.013
0.014
0.016
0.017
0.018
0.019
0.02

Orifice Diameter (in)

Material

Nominal Orifice Size

CV

Connection

Screened

Part Number

Orifice Diameter

Material

CV

THREAD

Screened

C_V

C_V