C. E. Niehoff 3020-01-045-2627 Cooling Fan and Pulley Assembly

USGI C. E. Niehoff A3-300 Cooling Fan & Pulley Assembly, part number 3020-01-045-2627, is a belt-driven cooling solution that combines a C. E. Niehoff cooling fan with an integral pulley in a single assembly. Manufactured by C. E. Niehoff, this unit is the USGI version specified for the A3-300 cooling system, identifying it as the exact part used in equipment requiring Niehoff fan and pulley assemblies. The 3020-01-045-2627 procurement identifier uniquely matches this component within military supply channels. The assembly provides airflow for thermal management via a belt-driven drive, supporting cooling of components in systems that utilize a compatible belt and mounting configuration. Designed for US government–issued configurations, it meets the specification for an A3-300 Niehoff fan and pulley assembly.