Does this blade include the set screw

This uni-line add-on pressure regulator provides precise

Optimized Stroke: Maintains the standard 5/16" travel required for proper modulating plug positioning in terminal units

you must ensure the 10-inch diameter and 20-degree pitch match your system's original specifications to avoid overloading the motor

While this is a Lennox HVAC part

Johnstone Supply 5411 Fan Motor Does this blade include theThe Johnstone Supply 5411 Fan Motor is a heavy duty 9W unit bearing motor engineered for commercial refrigeration and ventilation applications. Operating at 115V and 1550 RPM, this shaded pole motor features a 3 1 2" diameter frame and a standard 1 4" 20 threaded shaft. Designed for versatility, this cast iron motor utilizes a TEAO (Totally Enclosed Air Over) enclosure and Class B insulation to maintain performance in demanding environments. The unit