Komatsu PC56 Excavator Front Idler Assy 5.6-Ton Lug-Pattern
| Attribute | Value |
|---|---|
| Condition | 100% Brand-new |
| Marketing Type | Hot Product 2025 |
| Dimension | Standard |
| Terms Of Payment | 30% Downpayment,70% Before Shipment |
| Type | Single Flange/Double Flange |
| Heat Treatment | Quenching And Tempering |
| Certifiion | ISO.CE |
The PC56 Idler Assy (short for "idler assembly") is a critical undercarriage component designed for Komatsu mini excavators, primarily used to support track tension and facilitate smooth track movement. It is engineered to work in conjunction with Komatsu’s proprietary track systems, ensuring reliable performance in construction, landscaping, and light demolition tasks.
Our production involves rigorous quality-controlled processes:
- High-grade Material Selection: Components are crafted from premium materials for maximum durability
- Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
- Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
- Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
- Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers


A: We have over ten years of export experience and operate our own bushing factory. CCJT specializes in multiple resource integration with strong quality assurance and excellent service.
A: Typically 5-8 days after order confirmation, depending on quantity.
A: Standard product samples are free; customers cover shipping costs which are refundable with order placement.
A: We manufacture to confirmed specifications with strict quality control, including production inspections and final pre-shipment checks.
A: We welcome all customers regardless of order size and are committed to mutual growth.
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