The GRACO 112551 is a QD (Quick Disconnect) Taper Lock Bushing, typically constructed from steel or similar durable metal, designed to securely connect rotating components such as pulleys or sprockets to shafts within GRACO finishing equipment. Its primary function is to provide a reliable, easy-to-install, and removable connection that maintains alignment and torque transmission.

Key Features:

• QD Taper Lock Bushing
• 112551
• Designed for use with GRACO finishing equipment and compatible with standard QD taper lock hubs and shafts
• Quick disconnect for easy installation and removal
• Taper lock design for secure shaft attachment
• Reliable torque transmission
• Durable construction for long service life

Applications:
Used in GRACO finishing equipment to connect rotating components such as pulleys or sprockets to shafts, ensuring reliable power transmission and alignment.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, performance, and longevity of equipment, reducing downtime and maintenance costs.
• Ensure shaft and bushing surfaces are clean and free of debris before installation
• Align the bushing and shaft properly before tightening
• Use appropriate tools to tighten the bushing according to manufacturer specifications
• Avoid using anti-seize lubricant on tapered surfaces or bolt threads, as this may void warranties and cause damage
• Regularly inspect for wear and ensure proper torque is maintained