Critical components often need additional protection beyond a normal filtration system. O’Keefe Controls Co. Miniature Stainless Steel Wire Screens provide excellent particulate protection integrated directly into the fluid system. (read more)

Does your flow control application need exact metered flows in opposite directions? The efficient design of O'Keefe Controls Co. Bidirectional Fixed Flow Controls provides this functionality — within a single construction. (read more)

When optimum process performance depends on accurate speed control and timing, O’Keefe Controls Co. Tamperproof Flow Controls provide exceptional, reliable service over a long operating life. (read more)

Within a single construction, O'Keefe Controls Co. Tamperproof Checked Orifices provide an efficient solution for precise fluid metering in one direction and backflow prevented in the opposite direction. (read more)

Designed to thread into some other existing device like a valve, manifold, or vessel wall, O'Keefe Controls Co. Threaded Insert Check Valves are a convenient and reliable option for preventing backflow in numerous miniature industrial applications. (read more)

Utilized across a wide variety of small industrial applications to prevent unwanted reverse flow, O'Keefe Controls Co. Ball Type Check Valves feature a metal seat, making them excellent for high-pressure applications. (read more)

Providing trouble-free performance over a long operating life, O'Keefe Controls Co. small and miniature Disk-Type Check Valves excel in high-cycle, low pressure-differential applications. (read more)

Perfect for low flow-rate applications requiring extremely small orifice sizes, O’Keefe Controls Co. Precision MICRO-ORIFICES® have become the preferred choice across industries. (read more)

Discover O'Keefe Controls Co. extensive line of Precision Sapphire Orifices. Made of extremely durable synthetic sapphire, they are available in a very large selection of sizes within a tight range. (read more)

Extremely accurate, repeatable Precision Metal Orifices provide superior flow control for a variety of liquids and gasses, at a wide range of temperatures and pressures. (read more)

When liquid level control applications have risk of explosion, O’Keefe Controls Co. non-electrical Pneumatic Level Controls are a smart way to solve the problem. Learn about their many advantages. (read more)

When liquid level control applications have risk of explosion, O’Keefe Controls Co. Pneumatic Float Valves are an innovative way to solve the problem. Learn about their many advantages for a wide variety of applications. (read more)

Establishing a secure, leak-free fluid pathway connection from outside to inside a device or equipment enclosure is a simple — yet vital — need in industry. O’Keefe Controls Co. fulfills this need expertly, with durable Miniature Stainless Steel Bulkhead Connectors. (read more)

Connect fluid pathways in your system with ease! O'Keefe Controls Co. Miniature Stainless Steel Fittings are available in several harder-to-find configurations for wide compatibility. (read more)

For critical components in enclosures, O'Keefe Controls Miniature Fine Screen Breathers provide effective particulate protection — while allowing clean fluid to enter. (read more)

If you're relying on your filtration system alone, critical components in your fluid control system could still be at risk for clogging and damage. O’Keefe Controls Co. Miniature In-Line Screens provide a vital added level of protection. (read more)

Particulate protection of critical components in fluid systems, or within enclosures, is vital to ensure problem-free operation. Our video details another level of control beyond a normal filtration system. (read more)

Tamperproof Flow Controls are designed to keep processes running at the exact optimum settings established, providing worry-free operation. Watch our video detailing types, features and benefits of these devices. (read more)

Available in sizes smaller than a penny, O’Keefe Controls’ Check Valves provide superior service in miniature applications. Watch our video detailing both in-line and integral types, features and benefits. (read more)

O'Keefe Controls Co.'s extensive line of Precision Orifices enable highly accurate, repeatable flow restriction. A wide range of configurations is available to address applications across industries. Watch video. (read more)

O’Keefe Controls Co. remains part of the elite group of companies, across 170 countries worldwide, that adhere to the established standards of ISO 9001:2015. (read more)