31K74 | Lennox 31K7401, Blower Shaft, 1" Dia x 18" L, 1045 or C45 Steel | Lennox

18" Blower Shaft for Lennox Furnaces (31K74)The Lennox 31K74 Blower Shaft is a crucial component for Lennox furnaces, ensuring efficient and reliable air circulation. This 18-inch shaft features a 1-inch diameter, making it compatible with various Lennox furnace models. Constructed from durable materials, it provides long-lasting performance even in demanding operating conditions. This blower shaft is engineered to withstand the rigors of continuous operation, effectively transferring power from the motor to the blower wheel. Its precise dimensions ensure proper fitment and optimal furnace operation. Using the Lennox 31K74 Blower Shaft guarantees the proper functioning of your Lennox furnace, maintaining efficient airflow and ensuring a comfortable indoor climate. Its ease of installation makes it a convenient replacement part for maintenance professionals. Invest in the Lennox 31K74 Blower Shaft today and ensure the smooth and efficient operation of your Lennox furnace. Our HVAC supply store offers competitive prices and fast shipping, making it your trusted source for HVAC replacement parts.