The 30215 tapered roller bearing is a robust single row tapered roller bearing designed to support high radial loads together with axial loads in one direction. Engineered for demanding industrial and automotive applications, this bearing delivers strong structural rigidity, stable rotational performance, and long service life under heavy-duty operating conditions.
Its optimized tapered roller geometry ensures efficient load distribution and reliable mechanical stability in combined load environments.
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Precision Engineering and Tapered Roller Design
The 30215 tapered roller bearing is manufactured from high-quality bearing steel with precision-ground raceways and carefully profiled tapered rollers. The tapered construction allows for uniform contact between rolling elements and raceways, reducing localized stress and minimizing internal friction.
This design enhances load capacity, improves heat dissipation, and increases overall durability. The separable inner ring (cone) and outer ring (cup) structure simplifies installation and enables accurate preload adjustment during assembly.
The bearing’s reinforced structure ensures dependable performance in medium to heavy-duty mechanical systems.
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Technical Specifications of 30215 Tapered Roller Bearing
The 30215 tapered roller bearing has an inner diameter of 75 mm, an outer diameter of 130 mm, and a total width (T) of 27.25 mm. The approximate weight of the bearing is 1.42 kg, offering a strong yet balanced design suitable for industrial machinery.
In terms of load capacity, the bearing provides a dynamic load rating (C) of 140.6 kN and a static load rating (C₀) of 172 kN, ensuring reliable operation under substantial radial and axial loads.
Regarding speed capability, the limiting speed reaches 2,900 rpm in grease lubrication and up to 4,000 rpm in oil lubrication, depending on lubrication conditions and installation accuracy.
These specifications make the 30215 bearing suitable for medium-speed, high-load mechanical systems requiring stability and durability.
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Typical Applications
Thanks to its high load capacity and reliable mechanical design, the 30215 tapered roller bearing is commonly used in:
Industrial gearboxes and transmission systems
Automotive axles and differential assemblies
Construction and agricultural machinery
Heavy-duty conveyor systems
Industrial pumps and mechanical drive units
Power transmission equipment
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Key Advantages of 30215 Bearing
The 30215 tapered roller bearing offers strong radial and axial load capacity, uniform load distribution through optimized tapered geometry, high structural rigidity, long service life under heavy-duty operation, smooth rotational performance, and easy installation due to its separable construction. Its ISO-standard dimensions ensure global interchangeability.
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Conclusion
The 30215 tapered roller bearing is a durable and high-performance solution designed for applications requiring strong combined load support and reliable mechanical stability. With its optimized tapered roller design, solid load ratings, and dependable speed capability, it delivers consistent long-term performance in industrial and automotive environments.
Whether installed in new equipment or used as a replacement component, the 30215 bearing ensures strength, efficiency, and dependable operation.