Busch Clutch, Disk, 118 x 42 x 16 mm Part# 512000140 – vascstellar

This Busch Clutch Disk, part number 512000140, sits between the electric motor and the vacuum pump. Its main job is to manage how power is transferred. During startup, it allows for a smoother, more gradual connection. This reduces stress on both the motor and the pump. 

This is not a universal part. The exact dimensions—118 mm in diameter, 42 mm in width, and 16 mm thick—are critical for a perfect fit. This precise engineering ensures reliable performance in the pumps it was designed for.

According to the provided information, this clutch disk is compatible with certain Busch Seco and Busch Central vacuum pump models. It is essential to verify the exact model compatibility for your specific system before purchasing.