Johnson Controls D-251-6003 Diaphragm 30067439-890 Enhanced Durability: Features an internal

Enhanced Durability: Features an internal junction box and rugged housing to protect internal components from moisture and vibration

making it an essential component for multifaceted fan and blower motor applications

Simplified Installation: Integrated mounting plate and 1/4" OD sizing allow for rapid field deployment and secure 4-screw mounting

The Danfoss KPU1 060-5231 is housed in a NEMA 1 enclosure and rated for ambient temperatures between -40°F and 122°F

Johnson Controls D-251-6003 Diaphragm 30067439-890 Enhanced Durability: Features an internalThe 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