Description
What is a Cone Crusher Eccentric Assembly?
A cone crusher Eccentric Assembly is the core rotating mechanism positioned inside the lower mainframe. Its primary critical function is to house the main shaft and convert high-speed rotational power from the drive train into the precise, high-torque gyratory motion required for aggregate reduction. By maintaining balanced kinetic momentum and stable rotational tolerances under severe multi-directional loads, a premium Eccentric Assembly ensures optimal crushing geometry, maximizes volumetric throughput (TPH), and protects the entire drive train from catastrophic mechanical failure.
Equipment Compatibility & OEM Cross-Reference
Our aftermarket replacement Eccentric Assembly modules and individual sub-parts are precision-engineered to be direct-fit upgrades for Metso crushers, significantly lowering your Total Cost of Ownership (TCO) while ensuring zero compatibility issues and maximum field uptime.
Specification of Eccentric Assembly For Metso HP Series Cone Crusher
Product Name: Eccentric Assembly
Catégories: Cone Crusher Spare Part > Eccentric Assembly
Application For Metso HP100 / HP200 / HP300 / HP400 / HP500 / HP800 / HP4 / HP6 Cone Crusher
Product Include: Eccentric, Eccentric Bushing, Counterweight , Counterweight Guard, Upper Trust Bearing, Gear
Part Number List
| Model | Part Number | Description |
| HP100 | 7043358005 | Eccentric |
| HP100 | 7015655250 | Inner eccentric bushing |
| HP100 | 7074129001 | Upper thrust bearing |
| HP100 | 7035410600 | Drive gear |
| HP100 | 7016200106 | Counterweight |
| HP100 | 7022072500 | Counterweight liner |
| HP200 | 7090228204 | Gear eccentric assembly |
| HP200 | 7043358004 | Eccentric |
| HP200 | 1022072951 | Inner eccentric bushing |
| HP200 | 1057602103 | Upper thrust bearing |
| HP200 | 1036829652 | Drive gear |
| HP200 | N90228114 | Counterweight assembly |
| HP200 | N16200121 | Counterweight |
| HP200 | 7022072000 | Counterweight liner |
| HP300 | 7090228208 | Gear eccentric assembly |
| HP300 | 7043358008 | Gear eccentric assembly |
| HP300 | 1022073307 | Inner eccentric bushing |
| HP300 | 1057612200 | Upper thrust bearing |
| HP300 | 1036833869 | Drive gear |
| HP300 | 7001619307 | Pin |
| HP300 | N90228115 | Counterweight assembly |
| HP300 | N16200115 | Counterweight |
| HP300 | 1038018155 | Counterweight liner |
| HP400 | 7090228301 | Eccentric assembly |
| HP400 | 1093045000 | Eccentric sub-assembly |
| HP400 | 1031136180 | Eccentric |
| HP400 | 1022074069 | Eccentric bushing |
| HP400 | 1057605169 | Upper thrust bearing |
| HP400 | 1036803301 | Gear |
| HP400 | 7016200114 | Counterweight |
| HP400 | 1038018156 | Counterweight liner |
| HP500 | N90228024 | Eccentric assembly |
| HP500 | 1093055002 | Eccentric |
| HP500 | N90228127 | Counterweight assembly |
| HP500 | 1031143420 | Eccentric |
| HP500 | 1022074809 | Eccentric bushing |
| HP500 | 1057605168 | Upper thrust bearing |
| HP500 | 1036831535 | Gear |
| HP500 | N16200123 | Counterweight |
| HP500 | N22072102 | Counterweight liner |
| HP800 | 1093080217 | Eccentric assembly |
| HP800 | 1031143668 | Eccentric |
| HP800 | 1022075464 | Eccentric bushing |
| HP800 | 1057612405 | Thrust bearing |
| HP800 | 1036831560 | Gear |
| HP800 | 1086428470 | Counterweight |
| HP800 | 1063917765 | Counterweight liner |
Core Engineering & Technical Advantages
Because the eccentric unit handles continuous, extreme torque and kinetic impact during mineral reduction, standard assemblies can suffer from structural fatigue or bearing seizure. Our premium Eccentric Assembly replacements are proudly manufactured in China to deliver unmatched heavy-duty durability:
Complete Drop-In Module: Every assembly integrates the main housing, heavy-duty gear, precision-machined eccentric, inner eccentric bushing, upper thrust bearing, and counterweight components, factory-matched and tested for immediate on-site installation.
High-Alloy Forged Steel: Manufactured from premium forged alloy steel to withstand massive mechanical stresses, preventing tooth shearing and structural yielding under choke-feeding conditions.
Precision CNC Gear & Bore Cutting: Gear profiles and internal bushing bores are machined to exact microscopic tolerances, ensuring a zero-defect mesh with the drive pinion and a vibration-free fit.
Advanced Dynamic Balancing: Subjected to rigorous dynamic balancing tests to guarantee rotational symmetry, eliminating parasitic chassis vibration that can damage surrounding components.
Maintenance Guidelines: When to Replace Your Eccentric Assembly
Operating a crusher with a compromised eccentric unit or worn internal components will generate severe vibrations and rapidly destroy the main shaft. We recommend thoroughly inspecting the Eccentric Assembly during major drive train overhauls:
| Inspection Focus | Warning Signs (Replace Immediately) | Best Practice Solution |
| Bore & Bushing Wear | Excessive radial play, scoring, or out-of-round deformation inside the eccentric bushing bores. | Replace the worn Eccentric Bushing or swap the complete assembly module to restore proper internal clearances. |
| Gear Tooth Damage | Severe pitting, spalling, or thinned teeth observed on the drive gear profile. | Inspect both the gear and pinion. If tooth profiles are severely degraded, replace the components together. |
| Structural Metal Fatigue | Hairline cracks or deep fretting detected on the hub body or outer housing during inspection. | Pull the damaged module immediately. Never attempt to weld load-bearing drive components, as they will fail under crushing loads. |
Explore More Crusher Drive Train Components
To maintain peak crushing volumetric throughput (TPH) and stable operation, ensure your maintenance inventory is stocked with fully compatible, premium parts. Browse our specific component categories:
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