Does this shaft include the keyway for pulley attachment

Excessive heat or noise typically indicates an over-amped secondary circuit

the iO-DFK comes standard with the outdoor balance point thermostat required for automatic changeover logic

0V DC operation

Browning 3B5V60 Sheave 326070-701 Does this shaft include theThe Browning 3B5V60 Sheave is a precision engineered three groove B5V Gripbelt sheave designed for high capacity power transmission in demanding HVACR and industrial blower applications. Featuring a 6. 28" outside diameter and a 5. 9" pitch diameter, this component is balanced for high speed operation and reduced vibration. Designed for use with B series bushings, it offers versatile shaft mounting options for various drive configurations. This sheave