Graco 127706 Pressure Washer Pulley

Graco 127706 Pressure Washer Pulley Overview

Compatible Machines

• Graco 25N679 Pressure Washer (4040 HG-BD Model)
• Graco 25N683 Pressure Washer (4040 HG-BD Model)
• Graco 25N680 Pressure Washer (4040 HG-BD Model)
• Graco 25N684 Pressure Washer (4040 HG-BD Model)

Product Description

The Graco 127706 Pressure Washer Pulley is a precision-engineered component designed for reliable torque transmission in belt-drive pressure washer systems. Crafted from high-strength aluminum alloy, it ensures smooth operation, reduces vibration, and extends pump life in professional-grade cleaning and coating systems.

Key Features

• Material: T6 heat-treated aluminum for superior durability
• Diameter: Approximately 2.65 inches for precise belt alignment
• RPM Capacity: Operates reliably up to 5,000 RPM
• Dynamic Rating: 200 Nm torque capacity under continuous duty
• Design: Corrosion-resistant anodized surface with ISO G2.5 balancing

Performance Benefits

This pulley enhances system stability and efficiency by maintaining optimal belt tension during high-load operation. Its precision grooves support V-belts for minimal slippage, ensuring consistent power delivery and reduced wear on both engine and pump systems. Ideal for professional contractors and maintenance technicians seeking durable, high-performance components.

Specifications

Applications

The Graco 127706 Pulley fits a range of Graco belt-drive pressure washer models, supporting systems in surface cleaning, marine maintenance, and industrial washing. It connects the engine to axial piston pumps for optimal performance in both hot and cold water setups.

Maintenance Tips

• Inspect grooves and bearings periodically for wear or buildup.
• Lubricate bearing seals every 500 hours using high-temperature grease.
• Ensure correct belt tension and alignment during reassembly.

Frequently Asked Questions