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High Precision PC400-1 Excavator Track Roller - Premium Undercarriage Parts

High-Strength Alloy Steel Advanced surface hardening for extreme mining conditions.
Precision Floating Seal Effectively blocks mud and water to extend service life.
Perfect OEM Fit Strict dimensional tolerances for easy installation.

This PC400-1 track roller is specifically engineered for Komatsu PC400-1 and other heavy-duty excavators, serving as a critical load-bearing component for stable undercarriage travel. Forged from high-strength alloy steel and treated with advanced surface hardening, it delivers exceptional compressive strength and wear resistance, making it ideal for extreme conditions like mining and heavy earthmoving. Its precision floating seal effectively blocks mud and water, significantly extending service life. With strict dimensional tolerances ensuring a perfect OEM fit and easy installation, this is the ideal choice for your heavy excavator undercarriage maintenance.

    📋 Product Details

    Product Overview

    The PC400-1 Track Roller is a heavy-duty undercarriage component specifically engineered for Komatsu PC400-1 and equivalent 40-ton class excavators. As a core load-bearing part, it plays a vital role in supporting the excavator's weight and ensuring smooth, stable travel across demanding terrains. Built to withstand extreme pressure and continuous operation, this track roller is an essential replacement for maintaining optimal chassis performance.

    Key Features
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      Heavy-Duty Forged Construction: Crafted from premium high-strength alloy steel using advanced forging techniques, providing superior structural integrity and exceptional resistance to deformation under heavy loads.
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      Enhanced Wear Resistance: The roller surface undergoes deep heat treatment and precision induction hardening, achieving high surface hardness. This ensures outstanding durability and extended service life in abrasive environments like mining sites and rocky quarries.
    • 💧
      Reliable Floating Seal System: Equipped with high-quality multi-stage floating seals that create a robust barrier against mud, dust, water, and debris. This effectively prevents internal contamination and lubricant leakage.
    • 🛠️
      Perfect OEM Fit: Manufactured with strict adherence to original equipment dimensions and tolerances, guaranteeing seamless compatibility with the PC400-1 undercarriage and hassle-free installation.
    Technical Specifications
    Parameter Specification
    Product Name Track Roller / Bottom Roller
    Compatible Model Komatsu PC400-1 (40-Ton Class Excavator)
    Material High-Strength Alloy Steel (e.g., 40Mn2 / 42CrMo)
    Surface Hardness HRC 50 - 58 (Deep Hardened)
    Seal Type Heavy-Duty Floating Seal
    Type Double Flange
    Application Mining, Heavy Earthmoving, Construction