Precision Orifices

O’Keefe Controls Co manufactures a wide variety of precision orifices and assemblies for use in gas or liquid metering and control. With a production capacity second to none, O’Keefe offers standard and custom products in diameters as narrow as .0003 inch

O'Keefe Controls Co.

Check Valves

This miniature check valve line employs a free floating stainless steel or buna-n ball, which allows free flow in one direction; reverse flow is prevented. The valves are suitable for air, water, inert gases, light oil and liquids compatible with the

O'Keefe Controls Co.

Flow Controls

O'Keefe Controls Co.

Miniature In-Line Screens & Breathers

Fine screens are used to protect orifices and other critical components from the occasional particles that enter the fluid during installation or otherwise. They are not intended to replace normal filtration equipment, but rather to augment the prote

O'Keefe Controls Co.

Pneumatic Float Valves and Level Sensors

The Magnetic Float Valve is an air sensor for detecting liquid level inside a vessel. The float mechanism mounted within the vessel operates a ceramic coated magnet. As the float moves, it pivots the magnet. A magnetically actuated sensor on the outside o

O'Keefe Controls Co.

Miniature Stainless Steel Fittings and Bulkhead Connectors

O'Keefe Controls Co.

Fixed Flow Rate Orifices

The fixed flow rate orifices contain a deformable opening which decreases in size as the pressure differential increases. The design of the unit compensates for pressure differential increase by reducing the area of the orifice resulting in constant flow

O'Keefe Controls Co.

Superseded Part Numbers

O'Keefe Controls Co.