1318 SKF Self-Aligning Ball Bearing 90x190x43

Applications

The 1318 self-aligning ball bearing from SKF is designed for industrial applications where shaft misalignment, housing deflection, or vibration may occur. Thanks to its self-aligning capability, it is widely used in heavy-duty industrial machinery, conveyors, fans, crushers, agricultural equipment, and large drive systems. The bearing is commonly installed as a core component of a bearing unit mounted in a bearing housing.

Key Advantages

• self-aligning ball bearing compensating angular misalignment

• high durability under variable and heavy loads

• stable operation in demanding industrial environments

• ability to carry high radial loads and moderate axial loads

• reliable performance in large bearing units and housings

Technical Data

• bearing type: self-aligning ball bearing

• designation: 1318

• inner diameter: 90 mm

• outer diameter: 190 mm

• width: 43 mm

• manufacturer: SKF

Main Description

The 1318 SKF 90x190x43 self-aligning ball bearing is a robust rolling bearing engineered for applications where perfect alignment between the shaft and housing cannot be maintained. Its double-row design with a spherical outer race allows automatic correction of angular misalignment during operation, significantly reducing internal stresses and extending bearing service life.

This self-aligning ball bearing is primarily intended to support high radial loads, while also accommodating moderate axial loads in both directions. These characteristics make it well suited for industrial machinery exposed to vibration, structural deformation, or fluctuating operating conditions. Compared to standard deep groove ball bearings, the self-aligning design offers superior tolerance to mounting inaccuracies and minimizes the risk of premature bearing failure.

The 1318 bearing is frequently used in large industrial machines where reliability, operational stability, and long service intervals are critical. It integrates seamlessly with standard bearing housings and bearing units used in heavy industry, energy production, and material handling systems.

Chosen by maintenance engineers, machine manufacturers, and B2B procurement professionals, the 1318 SKF self-aligning ball bearing delivers consistent performance and proven durability in continuous-duty industrial applications.

FAQ

What is a self-aligning ball bearing?
It is a bearing that automatically compensates for angular misalignment between the shaft and housing.

What loads can the 1318 bearing handle?
Mainly high radial loads and moderate axial loads in both directions.

Is this bearing suitable for continuous operation?
Yes, it is designed for long-term industrial use.

Where is this bearing typically used?
In heavy machinery, conveyors, fans, crushers, and industrial bearing units.

Does this bearing tolerate mounting errors?
Yes, the self-aligning design effectively compensates for misalignment.