MAC Valves’ innovative products have earned an industry-wide reputation for reliability and repeatability. That’s because MAC engineers their valves with a proprietary, balanced design that accounts for wear compensation and reduces wear points.

MAC Valves are also engineered to ensure higher shifting forces to manage contamination with ease.

Aladco specializes in pilot operated pneumatic check valves engineered to maximize reliability and safety. Since 1986, Aladco has delivered patented valve designs featuring both manual and pilot release capabilities—a unique innovation that prevents unintended actuator movement during air pressure loss. Their precision-designed valves incorporate superior self-cleaning ball seals that exceed ANSI Class VI leak standards, ensuring bubble-tight performance and extended product life in demanding automation applications.

Kepner Products has pioneered precision flow control valves since 1948, featuring their proprietary Flexible Seal Seat technology. This innovative design combines metal-to-metal contact with a resilient seal to deliver dependable zero leakage control—achieving bubble-tight performance across both hydraulic and pneumatic applications. With over 100,000 valve configurations available and all products manufactured in the USA, Kepner provides reliable check, relief, shuttle, and pilot-operated check valves backed by decades of field-proven engineering excellence.

Spartan Scientific strives to meet tough challenges with innovative design and offers a large selection of valves and accessories.

Universal Components offers a complete line of hydraulic and pneumatic components enhanced by personal service.