The QSB6.7 Compressor Pulley (OE No. 3919624) is a precision-engineered component designed exclusively for KALMAR Stacker Reach Spreader systems. As a critical part of the compressor assembly, this pulley ensures optimal power transmission, reduces belt wear, and maintains consistent cooling efficiency—key factors for heavy-duty material handling operations in ports, warehouses, and logistics hubs.

Key Features & Benefits

• Exact OEM Replacement: Directly replaces OE No. 3919624, guaranteeing seamless integration with KALMAR Stacker Reach Spreaders.
• High-Durability Construction: Manufactured from heat-treated alloy steel, resistant to corrosion and mechanical stress.
• Precision Balancing: Minimizes vibration for smoother compressor operation, extending the lifespan of adjacent components like KALMAR alternators and sensors.
• Reduced Downtime: Engineered to meet ISO 9001 standards, ensuring reliability in extreme operating conditions.

Technical Specifications

• OE Number: 3919624
• Compatibility: Designed for KALMAR Stacker Reach Spreader models, including DCE, DCT, and DRF series.
• Material: Alloy steel with anti-corrosive coating.

Why Choose This Pulley?

This QSB6.7 Compressor Pulley addresses common pain points such as premature belt slippage, compressor overheating, and misalignment issues. Its robust design aligns with KALMAR’s rigorous performance benchmarks, making it a trusted choice for fleet managers seeking to minimize maintenance costs. Pair it with compatible compressor components or high-tensile bolts for a complete overhaul.

Maintenance Tips

• Regularly inspect pulley alignment using laser tools to prevent belt wear.
• Combine with KALMAR belt tensioners to maintain optimal belt tension.
• Monitor system performance with KALMAR-compatible sensors for early fault detection.

Compatible Accessories

Enhance your system’s reliability with related parts: Hydraulic Filters, Hydraulic Valves, Alternators.

Trusted Source

This product adheres to U.S. machinery safety guidelines and is recommended by industry experts for KALMAR equipment. For additional OEM-certified parts, explore our Reach Stacker Parts Hub.

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