PC1250 IDLER PART NO.:21N-30-00010
Product Overview
Part Number: 21N-30-00010
Fit Machine: Komatsu PC1250 Heavy Mining Excavator
This idler wheel is a heavy-duty aftermarket replacement undercarriage wear part specially engineered for Komatsu PC1250 large open-pit mining excavators. Cast from high-strength alloy steel with full-rim surface quenching heat treatment, it adjusts track tension and guides track chains to avoid track deviation, slipping and derailment, delivering consistent reliable performance under heavy-load quarry and mining working environments.
Core Advantages
Precision Machined Replacement Dimensions
Outer diameter, spindle bore and mounting bracket dimensions are precisely machined to perfectly fit Komatsu PC1250 excavators. Direct bolt-on installation is available without cutting or extra modification.
Deep Hardened Wheel Rim
The wheel surface undergoes carburizing quenching treatment to achieve ultra-high wear resistance and extended service life on rocky and muddy mining sites.
Multi-Layer Anti-Mud Sealed Lubrication Structure
Thick composite oil seals block sediment and water ingress while stopping grease leakage, significantly cutting down maintenance downtime during mining production.
High Toughness Cast Body
Effectively resists cracking and permanent deformation under continuous full-load mining excavation cycles.
Strict Pre-Shipment Quality Inspection
Each idler passes hardness testing, hydraulic leak testing and dimensional calibration before packaging to guarantee consistent uniform quality.
Compatible Equipment
This aftermarket replacement idler fits Komatsu PC1250 crawler heavy mining excavator perfectly.
If you cannot confirm compatibility, send your machine model and photos of your old idler to our sales team for fast professional verification.
Application
Track tension replacement idler wheel for Komatsu PC1250 large mining excavators, widely applied in open-pit mining, stone quarries and large-scale earthmoving heavy machinery chassis tension systems.
Packing & Delivery
Adopt shockproof export wooden cases and fumigated wooden pallets for outer packaging.
We support bulk wholesale orders, mixed full-set undercarriage spare parts orders, fast mass production lead time and global door-to-door logistics delivery service.
Why Choose MUYE Aftermarket Undercarriage Parts
MUYE Machinery has specialized in aftermarket heavy mining & mini excavator chassis spare parts for over 10 years:
- Complete product lineup including idlers, track rollers, top rollers, sprockets and track shoes compatible with Komatsu, Hitachi, Kobelco, CAT, Sumitomo and other mainstream construction machinery brands
- Direct factory supply with competitive wholesale prices, no extra markup from middle distributors
- All aftermarket undercarriage wear parts are covered by a 12-month quality warranty
- Professional technical team provides accurate model matching and installation guidance
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