ELEMENT,COUPLING,DRIVE - 128387-406

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Drive Coupling Element 128387-406 This drive coupling element is the flexible insert between the motor and airend hubs, transmitting torque to the compression stage while damping v ibration and cushioning startup loads. Part number 128387-406 installs as a direct replacement for the original element. As a normal wear part, the element is best replaced during scheduled service before it hardens and lets the drive run rough. Find related components in our compressor parts catalog, along with the air compressor motors it works with. Show more