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Thin Section Tapered Roller Bearing

Thin section tapered roller bearings are a specialized type of bearing that combines the space/weight-saving benefits of thin section designs with the high load-carrying capacity (especially for combined radial and axial/thrust loads) of traditional tapered roller bearings.

ZMS is a professional supplier of tapered roller bearings in China. We can custom made by customer requirements.

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Characteristics

∙ Primarily designed for radial loads, with a contact angle of approximately 10–15° (lower than many standard tapered rollers).
∙ Can accommodate some axial loads due to the tapered geometry.
∙ Higher load capacity than thin section ball bearings of similar size.
∙ Materials typically through-hardened AISI 52100 steel rings and rollers.
∙ Often open design (no seals standard, though variants may exist).

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Advantages

Space and weight savings — Up to 85% lighter and smaller envelope than conventional bearings for similar bore sizes.
Higher load/stiffness — Better for applications needing more capacity than thin section ball bearings provide.
Design flexibility — Large bore-to-cross-section ratios enable compact, lightweight systems.
Low friction and good running accuracy in suitable conditions.
Combined load handling — Superior to most thin section ball types for radial + axial/moment loads.

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Typical Applications

These shine where space is constrained, weight must be minimized, and precision/load capacity matters more than ultra-high speeds/heavy shock loads:
– Robotics and robotic arms
– Machine tool tables and spindles
– Oil field equipment
– Aerospace and defense systems (e.g., radar, gimbals, satellite mechanisms)
– Medical equipment (e.g., scanners, robotic surgery devices)
– Semiconductor manufacturing and wafer handling
– Astronomy instruments and optical systems
– Industrial automation requiring large diameters in tight spaces