Tapered Roller Bearing

The main measurements of the tapered roller bearings conform to DIN ISO 355 and DIN 720. Dimensional and running tolerances match tolerance category PN acc. to DIN 620. These tolerance classes are standard and so are well suited for most applications.

The bearings are separable. This implies the bearing parts can be fitted independently of every different. The bearings are provided without seals. They could be lubricated with grease or oil from the side.

The rollers are processed to create pore-like micro indents in the surface of the steel (rolling contact surface and roller head). This microstructure helps retain an oil film that’s perfect for tapered roller bearing applications. Improved essential oil film Tapered Roller Bearing china retention considerably inhibits surface damage, achieving more than eight occasions higher toughness and equal or greater seizure resistance compared to conventional products.
Superior lubricant oil accumulation and retention (better to form oil film) in the roller surface contributes to 10% lower friction in low speeds in comparison to conventional products.
Tapered roller bearings may accept substantial radial and axial loads. Axial loads will be absorbed in mere one path. For axial counter support another bearing mounted inverse is required. Ideal for medium speeds.

Larger efficiency transmission systems are seen as key to enhancing gas economy, so NSK attempt to develop a large reliability bearing capable of overcoming these hurdles.

To boost fuel economy, there has been a change to using less lubricant and/or reduce viscosity lubricant in transmitting systems. Due to this fact, tapered roller bearings in transmissions are being subject to increasingly severe lubrication conditions, increasing the chance of lubrication essential oil film depletion (lean lubrication circumstances), surface destruction, and bearing seizure.


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