21308 21309 Spherical Roller Bearings – High-Load, Precision OEM Factory

<h2>Basic Specifications</h2> <table> <tr><td>Inner Diameter</td><td>40 mm</td></tr> <tr><td>Outer Diameter</td><td>90 mm</td></tr> <tr><td>Width</td><td>23 mm</td></tr> <tr><td>Model No.</td><td>21308 / 21309</td></tr> <tr><td>Bearing Type</td><td>Spherical Roller Bearing</td></tr> <tr><td>Clearance</td><td>C0 / C3 / C4</td></tr> </table> <h2>Product Overview</h2> High-precision spherical roller bearings with double-row structure, suitable for heavy radial and axial loads. Features iron/copper/nylon cages, grease or oil lubrication, and options for ZZ, 2RS or open seals. Made in China, compliant with HS Code 8482300000.

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