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3420 B High-Precision Tapered Roller Bearing | 100x215x47mm | Heavy Industrial Series

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Product Category: Tapered Roller Bearing

Product Details

Brand: TIMKEN
3420 B High-Precision Tapered Roller Bearing | 100x215x47mm | Heavy Industrial Series

The 3420 B Tapered Roller Bearing is engineered for extreme industrial environments requiring exceptional load-carrying capacity and high rotational accuracy. This single-row bearing design features hardened, case-carburized steel components, providing superior resistance to shock loads and abrasive wear typically found in demanding applications. Its tapered geometry allows it to simultaneously manage substantial radial and axial forces, making it the preferred choice for complex rotary systems. The optimized roller profiles and precision-ground raceways minimize friction and heat generation, ensuring prolonged operational life and reduced maintenance intervals. With a dynamic load rating (C) of 320 kN, the 3420 B provides reliability that exceeds standard requirements, delivering high performance even under continuous, heavy-duty operation. Designed for integration into critical machinery such as industrial gearboxes, rolling mills, heavy-duty truck axles, and mining equipment, the 3420 B bearing significantly contributes to minimizing costly unplanned downtime. Its robust construction ensures exceptional rigidity and operational stability, leading to predictable machine performance and extended service life. Choosing the 3420 B guarantees not only compliance with stringent industry standards but also secures a competitive edge through enhanced equipment reliability and reduced total cost of ownership (TCO). This product is suitable for replacement or OEM installation where durability and load resilience are paramount.

Key Features

  • High Radial and Axial Load Capacity: Designed to manage combined loads typical in rigorous industrial applications.
  • Case-Carburized Steel: Provides hardened surfaces for wear resistance while maintaining a ductile core for shock load absorption.
  • Optimized Roller Geometry: Ensures uniform load distribution and reduced stress concentration for extended bearing fatigue life.
  • Precision ABMA Tolerances: Guarantees accurate mounting, smooth operation, and reduced vibration across all speed ranges.
  • Separable Components: Allows for independent mounting of the cone (inner ring assembly) and cup (outer ring) for simplified installation and maintenance procedures.

Technical Specifications

d100 mm (Bore Diameter)
D215 mm (Outer Diameter)
B47 mm (Width)
T47 mm (Total Bearing Width)
C320 kN (Dynamic Load Rating)
Co380 kN (Static Load Rating)
Limiting_Speed_Grease2600 rpm
Limiting_Speed_Oil3400 rpm
Weight6.5 kg
Bearing_TypeTapered Roller Bearing (Single Row)
SeriesHeavy Industrial