NACHI 21309EXQW33C3 Spherical Roller Bearings 21300 Series 45x100x25mm

NACHI is a Japanese precision bearing manufacturer, part of the NACHI-Fujikoshi Corporation, supplying deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, angular contact ball bearings, and thrust bearings to engineering, manufacturing, and maintenance operations across Australia.

NACHI spherical roller bearings provide high radial and axial load capacity with self-aligning capability for heavy industrial equipment, fans, conveyors, and mining and processing machinery.

Where this product is used

NACHI spherical roller bearing products are used across electric motors, industrial gearboxes, pumps, conveyors, and heavy engineering equipment.

• Fans, blowers, conveyors, and heavy mining and processing equipment with shaft misalignment.
• Gearboxes, crushers, and vibratory equipment carrying high combined radial and axial loads.
• Applications where shaft deflection or housing misalignment requires a self-aligning bearing.

Key specifications

Selecting the right option

Select the bearing series (22000, 23000, 24000) based on load and envelope requirements. EX suffix indicates a reinforced internal design; QW33 indicates a machined brass cage with W33 lubrication groove. C3 clearance is standard for heavy industrial and elevated-temperature applications.