Description
What are Cone Crusher Spherical Roller Bearings?
Cone crusher Spherical Roller Bearings are critical load-bearing components positioned within the high-velocity power transmission assembly. Serving primarily as the sheave end bearing and pinion end bearing on the pinionshaft, these heavy-duty components support high-speed rotating shafts under extreme crushing shock loads. By dynamically accommodating severe shaft deflections and angular misalignments during choke-feeding operations, premium Spherical Roller Bearings ensure smooth power transfer from the main motor to the internal gears.
Equipment Compatibility & OEM Cross-Reference
Our aftermarket replacement Spherical Roller Bearings are precision-engineered to be direct-fit upgrades for major global crusher brands, significantly lowering your Total Cost of Ownership (TCO) while ensuring zero compatibility issues and maximum plant uptime.
| Supported Brands | Applicable Crusher Series | Common OEM Part Numbers |
| Sandvik | Sandvik Stationary Cone Crusher: CH Series: CH420, CH430, CH440, CH660, CH870, CH880, CH890, CH895 CS Series: CS420, CS430, CS440, CS660 H Series: H2800, H3800, H4800, H6800, H7800, H8800 S Series: S2800, S3800, S4800 | 868.0801-00, 868.0790-00, 00-813-250-030, 00-813-255-031, 868.0282-00, 868.0804-00, 868.0799-00, 868.0806-00, 868.0832-00, 00-813-252-007, 00-813-250-076 (Matches standard OEM specifications for respective models) |
Core Engineering & Technical Advantages
Because the pinionshaft operates in a brutal environment handling extreme torque and multi-directional forces, standard bearings can quickly fail. Our premium Spherical Roller Bearings are manufactured to withstand continuous shock loads:
High Radial & Axial Load Capacity: Engineered with high-grade bearing steel to handle the extreme forces generated during continuous rock reduction without structural fatigue.
Self-Aligning Capability: The internal symmetrical rollers naturally accommodate shaft deflections and angular misalignments automatically, preventing edge stresses and excess internal friction.
Vibration & Shock Resistance: Absorbs violent operational shaking to protect adjacent transmission components (like the pinion gear) from premature wear.
Optimized Internal Clearance: Precision-manufactured to maintain the perfect oil film clearance, significantly reducing heat buildup and extending the overall component wear life.
Maintenance Guidelines: When to Replace Your Spherical Roller Bearings
Ignoring the wear on your drive line bearings can lead to catastrophic transmission failure. We recommend inspecting the Spherical Roller Bearings closely during routine maintenance:
| Inspection Focus | Warning Signs (Replace Immediately) | Best Practice Solution |
| Temperature & Noise | Unusual heavy vibrations, roaring noises, or excessive bearing heat generation detected during operation. | Replace the Spherical Roller Bearings immediately to prevent shaft lock-up and main motor damage. |
| Roller & Raceway Wear | Pitting, flaking, or spalling observed on the internal rollers or the outer ring raceway during visual inspection. | Pull the worn bearing assembly and install a new unit to restore smooth power transmission. |
| Contamination | Visible abrasive stone dust, moisture, or metallic shavings found inside the bearing housing or lubricant. | Swap the bearing and replace all adjacent oil seals and dust collars to prevent future lubricant contamination. |
Explore More Crusher Transmission Components
To maintain peak crushing efficiency, ensure your maintenance inventory is stocked with fully compatible, premium wear parts. Browse our specific component categories:
Find precision-machined Pinionshafts and Pinion Gears for complete drive line rebuilds.
Explore our robust aftermarket spares for Sandvik CH & CS Series Crushers.
View high-performance replacement transmission parts for Metso HP Series Cone Crushers.
