Do I need additional gaskets for installation

Why is the thermistor integrated into this unit

OEM Compatibility: Specifically designed for the Sensus RPC series

allowing stable operation in temperatures as low as -60°F and in high-humidity conditions

Nordyne 621938 Motor 321042-401 Do I need additional gasketsThe Nordyne 621938 OEM replacement blower motor is a high performance, 2 speed induction motor engineered for Intertherm, Miller, and Nordyne air handlers and furnaces. Featuring a 1 3 HP output at 208 230V, this motor operates at a 1080 RPM synchronous speed with CCW rotation (counter clockwise) to provide reliable static pressure and airflow across heat exchangers. As a direct fit technical replacement for the Emerson K55HXJNN 9232 and Miller