These checked orifices consist of a precision orifice in a 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.
Unit of Measure

Material

N/A Brass

Nominal Orifice Size

N/A 21

CV

N/A 0.01

Maximum Operating Pressure

N/A 125 psig

Cracking Pressure

N/A 0 psig

Ball Material

N/A Buna-N

Outlet Type

N/A Female

Maximum Temperature

N/A 180 ºF

Gasket Material

N/A Viton

Connection A

N/A 10-32 UNF Male

Connection B

N/A 10-32 UNF Female

Screened

N/A None

Orifice Diameter

N/A 0.021 in

Width Across Flats (Hex)

N/A 5/16 in

Total Length

N/A 0.456 in