Lau 60331503 Bushing 318423-701 This model serves as the

This model serves as the high-performance direct replacement for the obsolete 50-203-02

using the correct orifice part number 143-62-023-37 is critical for achieving the specified SCFH flow capacity and ensuring over-pressurization protection when paired with the appropriate internal relief valve (IRV) setup

Enhanced Reliability: Built to rigorous manufacturer standards to withstand continuous cycling in demanding environments

and BX section v-belts

Lau 60331503 Bushing 318423-701 This model serves as theThe Lau 60331503 Bushing is a high performance H Series Split Taper Bushing engineered for precision power transmission in commercial and industrial HVACR systems. Built for the rigorous demands of blower and fan assemblies, this critical component provides a secure, reliable connection between the drive shaft and the hub. This specific model features a 1 3 8" bore size complemented by a standard 5 16" x 5 32" keyseat, ensuring an exact fit and