The Y75AA-3 features a spade terminal

both parts are technically identical

Maintains system safety by preventing gas flow in the absence of a stable combustion flame

the 21-038 provides a constant pilot air supply

Johnson Controls V-9502-100 Positioner Spring The Y75AA-3 features a spadeThe Johnson Controls V 9502 100 is an essential positioner spring engineered for precise integration with V 3000 actuated valves. Designed for heavy duty pneumatic systems, this component ensures stable and accurate control by providing a fixed operating span tailored to specific stroke lengths. For a 1 2 inch stroke, it provides a 3. 6 PSI span, while a 3 4 inch stroke configuration yields a 5. 1 PSI span. By translating control signal changes into