Dairymaster Vacutech Taper Lock Bush (2517 x 42) The Dairymaster Vacutech Taper Lock Bush (2517 x 42) is a precision-engineered mechanical component designed for use within Dairymaster Vacutech vacuum pump systems . This taper lock bush is used to securely mount pulleys or drive components onto a shaft, ensuring correct alignment and reliable power transmission during operation. Taper lock bushes play a critical role in maintaining smooth, vibration-free performance within vacuum systems. A worn, damaged, or incorrectly sized bush can cause pulley movement, belt misalignment, increased wear, or excessive vibration. Replacing the bush helps restore secure mounting and supports efficient, long-term vacuum pump operation. The Dairymaster Vacutech Taper Lock Bush (2517 x 42) is manufactured to the 2517 x 42 size specification , providing accurate fitment for compatible Vacutech installations. The taper lock design allows even clamping pressure around the shaft, delivering strong grip while still allowing straightforward installation and removal during servicing or maintenance. This component is ideal for routine maintenance, system refurbishment, or targeted repairs where drive compone