Cross-referenced with Grainger items 25CC62 and 25CC66

The AV-7400 includes multiple actuator springs—yellow (3-7 psig)

effectively preventing hazardous operation during vent blockage or motor failure

This NTC sensor is rated for operation across a wide thermal spectrum

upper spring seat

Belimo ZG-NM4 Crankarm Kit Cross-referenced with Grainger items 25CC62The Belimo ZG NM4 Crankarm Kit is a specialized damper actuator accessory engineered for NM Series actuators when direct coupling to the damper shaft is physically obstructed or impossible. Functioning as a high performance HVAC linkage kit, the ZG NM4 provides a reliable mechanical interface for crankarm mounting in space constrained installations or retrofit applications. This kit serves as the direct replacement for ZG NM3, offering improved