Ross Controls 2768C5900 Pilot-Operated Pneumatic Check Valve

Description:

The Ross Controls 2768C5900 is a 27 Series pilot-operated pneumatic check valve designed to prevent reverse airflow and securely hold loads in compressed air systems. Commonly installed in industrial automation, pneumatic cylinders, material handling equipment, presses, and machine safety systems requiring a 3/4 in. NPT inline load-holding valve. Maintenance teams and system integrators use this valve for replacement of worn pneumatic check valves, preventive maintenance, and restoration of safe and reliable cylinder position control.

Applications:

The Ross Controls 2768C5900 is widely used in manufacturing plants, packaging machinery, assembly equipment, machine tools, and vertical cylinder applications where preventing unintended cylinder movement is critical. Its pilot-operated poppet design allows free airflow in one direction while securely locking the actuator until pilot pressure is applied, improving system safety and operational reliability.

Technical Specifications:

• Brand: Ross Controls
• Part Number: 2768C5900
• Product Series: 27 Series
• Product Type: Pilot-Operated Pneumatic Check Valve
• Valve Type: Load-Holding Check Valve
• Port Size: 3/4 in. NPT
• Mounting Type: In-Line
• Flow Media: Filtered Compressed Air
• Operating Pressure: 30 to 150 psig (2 to 10 bar)
• Signal Pressure: Equal to or greater than inlet pressure
• Valve Body Material: Cast Aluminum
• Poppet Material: Acetal and Stainless Steel
• Seal Material: Buna-N
• Operating Temperature: 40°F to 175°F (4°C to 80°C)
• Safety Rating: Category 1, Performance Level c (PL c), SIL 2
• Designed for continuous-duty industrial pneumatic applications.

Common Replacements:

• Ross Controls 2768D5900 Pilot-Operated Check Valve
• Ross Controls 2768E5900 Pilot-Operated Check Valve
• Ross Controls 2768A6900 27 Series Pilot-Operated Check Valve