Chevron Pneumatic Tubing 1063772 Tubing This is an O-ring style

This is an O-ring style Rotalock seal

making it highly durable for repeated switching

Built as a genuine replacement for outdated or failed L140-30 limit switches

Extended Probe Reach: The 10-7/8" insertion length allows for precise temperature monitoring in specific cabinet locations where standard short-probe switches fail to reach the core airflow

minimizing hysteresis and protecting the actuator motor from thermal transfer through a stable mounting offset

Chevron Pneumatic Tubing 1063772 Tubing This is an O-ring styleThe Chevron Pneumatic Tubing 1063772 is a professional grade solution for technicians requiring reliable 1 4" OD pneumatic tubing for complex building automation and HVAC control environments. This 250 foot roll is manufactured from high quality thermoplastic, ensuring the flexibility needed for tight routing in control cabinets while maintaining structural integrity under pressure. It is specifically designed to meet NFPA 90A and UL 1820 standards,