Komatsu camshaft 6221411100 6221-41-1100 China manufacturer supplier Komatsu 6D108 engine parts PC300-5 PC300-6 excavator components

◆ Product Overview
A high-precision, heavy-duty camshaft engineered for the Komatsu 6D108 series diesel engine. This critical component from a certified China manufacturer serves as a direct replacement for OEM part number 6221-41-1100 (6221411100). Specifically designed for the extreme-duty cycles of large hydraulic excavators, it restores precise valve timing and engine performance for overhauls and rebuilds in Komatsu PC300-5 and PC300-6 excavators, ensuring reliable power and durability in demanding mining and construction applications.

◆ Manufacturer Information
✓ Manufacturer Type: China Heavy Mining & Construction Engine Parts Specialist
✓ Certification: ISO 9001:2015, IATF 16949 Certified
✓ Specialization: Komatsu 6D Series Engine Components
✓ Supply Model: Factory Direct to Global Mining & Construction Equipment Markets

◆ Part Number & Application
✓ OEM Part Number: 6221-41-1100 / 6221411100
✓ Engine Model: Komatsu 6D108 Diesel Engine
✓ Host Equipment: Komatsu Excavator Models PC300-5, PC300-6
✓ Application: Major Engine Overhaul, Rebuild, and Critical Repair

◆ Product Specifications
✓ Product Type: Heavy-Duty Engine Camshaft
✓ Condition: 100% New, Factory Direct Quality
✓ Manufacturer Origin: China Precision CNC Manufacturing
✓ OEM Reference: Direct Replacement for Komatsu 6221-41-1100 Specifications
✓ Key Feature: Precision-ground to meet the specific high-torque, high-power demands of the 6D108 engine in PC300 series excavators

◆ Manufacturing Advantages
✓ 6D108/PC300 Platform Expertise: Specialized focus on the Komatsu 6D108 engine used in the high-production PC300-5/6 excavator series.
✓ Advanced Cam Grinding Technology: Utilizes state-of-the-art CNC grinding to replicate exact OEM lobe profiles for optimal valve timing, power delivery, and fuel efficiency under load.
✓ Material & Heat Treatment Excellence: Manufactured from high-grade alloy steel with precise induction hardening on lobes and journals for exceptional wear resistance in high-hour, high-shock applications.
✓ Rigorous Quality Control: 100% inspection of critical dimensions, including lobe profiles, journal diameters, and camshaft straightness, ensures perfect engine timing and fitment.
✓ Excavator Duty Cycle Validation: Products are validated against simulated PC300 excavator "dig-swing-dump" cycles, accounting for rapid hydraulic load changes.

◆ Quality Assurance Process
✓ Material certification from suppliers of premium camshaft-grade steel.
✓ Full-profile inspection using optical comparators and CMM against Komatsu master specifications.
✓ Hardness testing to verify proper heat treatment depth and value on all lobes and bearing journals.
✓ Surface finish and micro-geometry analysis for optimal oil film retention under dynamic conditions.
✓ Comprehensive straightness and run-out verification to prevent engine vibration and premature wear.

◆ Supply Chain Management
✓ Production Capacity: Dedicated precision line for heavy mining equipment engine components.
✓ Lead Time: 45-55 days for precision grinding and hardening processes.
✓ Minimum Order: Competitive MOQ for construction and mining machinery distributors.
✓ Packaging: Custom protective packaging with VCI (Vapor Corrosion Inhibitor) to safeguard precision surfaces during international shipping.
✓ Logistics: Secure global shipping to major mining regions and construction equipment hubs.

◆ Technical Support Services
✓ Detailed application guide for PC300-5 and PC300-6 excavator compatibility.
✓ Installation guidelines including timing procedure and bearing clearance specifications.

◆ Market Applications
✓ Mining & Large Excavator Service Centers: Essential for overhauling engines in high-utilization Komatsu PC300 series excavators.
✓ Heavy Civil Construction Contractors: Critical component for maintaining fleet uptime on large infrastructure projects.
✓ Global Mining Parts Distributors: High-value inventory for the Komatsu excavator aftermarket.