Honeywell 311750 Neoprene Diaphargm This series R-3710 restrictor serves

This series R-3710 restrictor serves as a reliable replacement component for maintaining Johnson Controls pneumatic systems and ensuring optimal calibration of downstream terminal equipment

reducing the need for multiple truck stock SKUs

leak-proof fit for standard service configurations

This unit allows technicians to verify filter-drier effectiveness by delivering precise ppm-level moisture readings at varying operating temperatures

Honeywell 311750 Neoprene Diaphargm This series R-3710 restrictor servesWhen you're dealing with a failing Honeywell MP953 pneumatic valve actuator, the 311750 is the exact replacement neoprene diaphragm required to restore proper stroke and sealing integrity. This 8 inch, new style component is engineered specifically for the MP953A, MP953C, and MP953E series, ensuring the rolling action remains fluid across the full pneumatic actuator range. As a veteran grade HVAC replacement part, it is built to withstand standard