Description
What is a Cone Crusher Countershaft Assembly?
A cone crusher Countershaft Assembly is the complete horizontal power transmission module that bridges the drive motor and the main crushing eccentric. Its primary critical function is to house the pinion shaft, countershaft box, bearings, and drive pinion gear, converting high-speed rotational motor energy into the heavy torque required for aggregate reduction. A premium Countershaft Assembly ensures smooth, reliable power delivery, absorbs intense torsional shock loads, and prevents drive train slippage during high-tonnage mining operations.
Equipment Compatibility & OEM Cross-Reference
Our aftermarket replacement Countershaft Assembly components 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 installation issues and maximum field uptime.
Specification of Countershaft Assembly For Metso HP Series Cone Crusher
Product Name: Countershaft Assembly
Categories: Cone Crusher Spare Part > For Metso HP Series Cone Crusher > Countershaft Assembly
Application For Metso HP100 / HP200 / HP300 / HP400 / HP500 / HP800 / HP4 / HP6 Cone Crusher
Part Number: 7022102000, 7033100017, 7013355750, 7015604504, 7063002401, 7022102250, 7033100016, 1068634853, 1022061401, 1036829635, 7090018004, 7090018003, 1022063300, 7053200006, 7023408201, 7022102501, 7022102500, 7033100015, 7035912253, 1063084500, 1036833868, 106863366, N90018011, 1068634887, 1036831195, N22102700, 1022062210, 1045376018, 1027471712, 1062807443, 1093050095, 1068634890, 1045376019, 1036831527, 1062807442, 1027471761, 1038067481, 1038067482, 1093080219, 1045376433, 1022066795, 1036831540, 1038069629, 1062807444, 1068636577, 1038069628
Product Include: Countershaft Box, Countershaft Box Guard, Oil Flinger Cover, Oil Flinger, Countershaft Bushing, Countershaft, Pinion
Part Number List
| Model | Part Number | Description |
|---|---|---|
| HP100 | 7022102000 | Countershaft guard |
| HP100 | 7033100017 | Oil flinger |
| HP100 | 7013355750 | Countershaft |
| HP100 | 7015604504 | Countershaft bushing |
| HP100 | 7063002401 | Pinion |
| HP200 | 7022102250 | Countershaft guard |
| HP200 | 7033100016 | Oil flinger |
| HP200 | 1068634853 | Countershaft |
| HP200 | 1022061401 | Countershaft bushing |
| HP200 | 1036829635 | Pinion |
| HP300 | 7090018004 | Countershaft assembly |
| HP300 | 7090018003 | Countershaft pinion assembly |
| HP300 | 1022063300 | Countershaft bushing |
| HP300 | 7053200006 | O ring |
| HP300 | 7023408201 | Countershaft box |
| HP300 | 7022102501 | Countershaft guard |
| HP300 | 7022102500 | Countershaft guard |
| HP300 | 7033100015 | Oil flinger |
| HP300 | 7035912253 | Housing |
| HP300 | 1063084500 | Piston seal |
| HP300 | 1036833868 | Pinion |
| HP300 | 106863366 | Countershaft |
| HP400 | N90018011 | Countershaft assembly |
| HP400 | 1068634887 | Countershaft |
| HP400 | 1036831195 | Pinion |
| HP400 | N22102700 | Countershaft guard |
| HP400 | 1022062210 | Countershaft bushing |
| HP400 | 1045376018 | Countershaft box |
| HP400 | 1027471712 | Cover |
| HP400 | 1062807443 | Oil flinger |
| HP500 | 1093050095 | Countershaft assembly |
| HP500 | 1068634890 | Countershaft |
| HP500 | 1045376019 | Countershaft box |
| HP500 | 1036831527 | Pinion |
| HP500 | 1062807442 | Oil flinger |
| HP500 | 1027471761 | Cover |
| HP500 | 1038067481 | Countershaft box guard |
| HP500 | 1038067482 | Countershaft box guard |
| HP800 | 1093080219 | Countershaft box assembly |
| HP800 | 1045376433 | Countershaft box |
| HP800 | 1022066795 | Countershaft box bushing |
| HP800 | 1036831540 | Pinion |
| HP800 | 1038069629 | Inner countershaft box guard |
| HP800 | 1062807444 | Oil flinger |
| HP800 | 1068636577 | Countershaft |
| HP800 | 1038069628 | Outer Countershaft box guard |
Core Engineering & Technical Advantages
Because the horizontal drive train handles continuous rotational friction and extreme kinetic impact from tramp iron events, standard assemblies are prone to bearing failure or shaft snapping. Our premium Countershaft Assembly replacements are proudly manufactured in China to deliver unmatched heavy-duty durability:
Complete Drop-In Module: Every assembly integrates the countershaft housing, high-strength pinion shaft, precision pinion gear, oil flingers, and heavy-duty roller bearings, factory-matched and tested for immediate on-site installation.
High-Strength Forged Alloy Steel: Forged from premium alloy steel (such as 42CrMo) to deliver exceptional tensile strength and torsional rigidity, preventing the shaft from twisting or snapping under heavy loads.
Precision CNC Machining: Bearing journals, gear mounting zones, and housing bores are machined to exact microscopic tolerances, ensuring a flawless, zero-vibration fit.
Advanced Lubrication Shielding: Equipped with integrated oil flingers and high-grade seals to ensure continuous bearing lubrication while preventing external dust contamination.
Maintenance Guidelines: When to Replace Your Countershaft Assembly
Operating a crusher with a worn, bent, or misaligned countershaft module will rapidly destroy your bearings and lead to catastrophic gear tooth shearing. We recommend thoroughly inspecting the Countershaft Assembly during every major drive train overhaul:
| Inspection Focus | Warning Signs (Replace Immediately) | Best Practice Solution |
| Bearing & Journal Wear | Deep scoring, fretting, or a measurable reduction in diameter on the shaft areas where bearings seat. | Replace the worn Pinion Shaft or the complete assembly module to restore proper bearing clearances and prevent wobbling. |
| Gear Tooth Damage | Severe pitting, spalling, or thinned teeth observed on the pinion gear profile. | Inspect both the gear and eccentric drive gear. If tooth profiles are severely degraded, replace the components together. |
| Shaft Runout & Bending | Dial indicator measurements show the shaft is bent or warped beyond acceptable OEM maximum tolerances. | Replace immediately. A bent shaft will generate immense structural vibration, rapidly destroying the housing and internal seals. |
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:
Find precision-machined Pinion Shafts and Eccentric Assemblies for complete Metso HP series rebuilds.
Explore our robust aftermarket spares for Sandvik CH & CS Series Crushers.
View high-performance replacement Spherical Roller Bearings and Oil Flingers for Metso HP Series Cone Crushers.
