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The Cummins O-ring seal is precision-engineered to provide a durable
Applications
all-black design featuring the iconic Peterbilt logo for subtle brand representation
preventing leaks and maintaining proper fuel pressure for optimal engine performance
PETERBILT SWITCH-PRESSURE 2-6 PSI NC @ 0 Top Seller The Cummins O-ring seal isThe Peterbilt Air Pressure Switch is a normally closed (NC) component designed to operate within a 2 6 PSI range. Versatile in application, this genuine switch is used for multiple purposes across Peterbilt vehicles, providing reliable pressure monitoring and control. Built to meet Peterbilts strict quality standards, it ensures durable and consistent performance in critical air pressure systems.