Description
KMC Controls VTD-9422 Replacement Diaphragm
The KMC Controls VTD-9422 is a genuine OEM replacement diaphragm designed specifically for 2-inch diameter pneumatic actuators. Engineered to KMC Controls’ exacting standards, this diaphragm restores full actuator performance and extends service life — making it an essential component for any preventive maintenance or repair program in commercial HVAC and building automation systems.
Product Overview
Pneumatic actuator diaphragms are critical sealing components that convert air pressure into precise mechanical movement. Over time, diaphragms can fatigue, crack, or lose elasticity, resulting in actuator drift, reduced stroke, or complete failure. The VTD-9422 provides a direct OEM-quality replacement to bring your actuator back to factory specification quickly and cost-effectively.
Key Features
- Genuine KMC Controls OEM replacement diaphragm
- Designed for 2-inch diameter pneumatic actuators
- Restores proper actuator stroke and sealing performance
- Durable elastomeric construction for long service life
- Precision-formed to ensure accurate fit and reliable seal
- Ideal for preventive maintenance and emergency repair applications
Applications
- Commercial HVAC pneumatic control systems
- Building automation and direct digital control (DDC) environments
- VAV box actuator maintenance
- Damper and valve actuator repair
Why Choose Genuine KMC Controls Parts?
Using genuine KMC Controls replacement components ensures compatibility, maintains system integrity, and upholds warranty compliance. The VTD-9422 diaphragm is manufactured to the same tolerances as the original factory component, giving technicians confidence in every repair.







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