While the electrical specs are the priority

a specific LP orifice (typically part number 47540

this 41G51 shaft includes the necessary flats and keyway slots as per standard Lennox drive-train configurations to accommodate both the drive pulley and the blower wheel hub

making it suitable for standard domestic and commercial supply lines

This motor is engineered for CCWLE rotation (Counter-Clockwise Lead End) to match standard Lennox blower wheel orientations

Cleveland Controls NS2-0438-00 Pressure Switch Refrigerant While the electrical specs areThe Cleveland Controls NS2 0438 00 Pressure Switch is a high performance air pressure sensing switch designed for residential and light commercial HVAC applications. Engineered with a glass filled polycarbonate body and a silicone diaphragm, this unit is built to withstand operating temperatures from 40F to 190F. This specific model features a factory calibrated set point of . 80" w. c., making it a critical component for monitoring positive,