Bearing series

30300 Series Bearings

30300 Series Bearings are tapered roller bearings with a larger section for demanding combined-load applications. Use the table to compare standard dimensions and closure options before confirming an RFQ.

9indexed models

Dimension directory

30300 series model chart

View Tapered Roller Bearings

Type a model, suffix, or dimension.

ModelDimensionsClosureDetails
30302 15mm x 42mm x 14.25mm Open View specifications
30303 17mm x 47mm x 15.25mm Open View specifications
30304 20mm x 52mm x 16.25mm Open View specifications
30305 25mm x 62mm x 18.25mm Open View specifications
30306 30mm x 72mm x 20.75mm Open View specifications
30307 35mm x 80mm x 22.75mm Open View specifications
30308 40mm x 90mm x 25.25mm Open View specifications
30309 45mm x 100mm x 27.25mm Open View specifications
30310 50mm x 110mm x 29.25mm Open View specifications

Before ordering

Match the complete suffix as well as the bore, outside diameter, and width. Clearance, precision, cage, seal design, and lubrication can differ even when the basic series number is the same.

Request series quotation