Johnson Controls D-251-6003 Diaphragm 30067439-890 Its close differential profile allows

Its close differential profile allows it to react to minute changes in static or velocity pressure

this pneumatic humidistat cover provides the required protection and visibility for proportional humidity control in one- or two-pipe installations

preventing run-out and wobble

The sensor's rugged construction facilitates reliable performance in both air-side and water-side applications

20" Integrated Leads: Extended lead length facilitates easier installation and prevents wire tension in cramped control boxes

Johnson Controls D-251-6003 Diaphragm 30067439-890 Its close differential profile allowsThe Johnson Controls D 251 6003 is a high performance replacement diaphragm specifically engineered for pneumatic actuator maintenance and repair. As a genuine Number 4 actuator part, this single piece diaphragm ensures a positive seal and consistent pressure response in critical HVAC and industrial machinery control systems. Designed for field service by veteran technicians, the D 251 6003 provides the necessary flexibility to regulate fluid or gas