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185 Series Tapered Roller Bearings — Sizes & Specifications

11 models in the 185 series, 39.688–41.275 mm bore. Every row links to the full specification page and to the cross-reference page of that model.

ModelBrandBore d (mm)OD D (mm)Width B (mm)
18520TIMKENCross-ref →
18520ANDGECross-ref →
18587TIMKEN—
18587 - 18520TIMKEN—
18590ANDGECross-ref →
18590TIMKENCross-ref →
18590 - 18520TIMKENCross-ref →
18590/20ANDGE16.667—
18587/18520ANDGE39.68873.025—
18590/18520ANDGE41.27573.02517.462Cross-ref →
18590/18520/QSKF41.27573.02516.667—

About the 185 series

185 series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.

Other Tapered Roller Bearings series: EE · HM · LM · M · 320 · BT · 322 · L