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RA Series Ball Bearing Units — Sizes & Specifications

26 models in the RA series, 1.587–60 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)
RA210-31ANDGE1.5879022—
RA209-28ANDGE6.358522—
RA209-27ANDGE7.9388522—
RA208-25ANDGE11.1138021—
RA201-8ANDGE12.74019.1—
RA207-23ANDGE14.2877225.4—
RA202ANDGE154019.1—
RA202-10ANDGE15.8754019.1—
RA207-22ANDGE15.8757235.4—
RA203ANDGE174019.1—
RA203-11ANDGE17.4624019.1—
RA207-21ANDGE17.4627225.4—
RA206-20ANDGE19.056218—
RA204ANDGE204721.4—
RA206-19ANDGE20.6376218—
RA206ANDGE306218—
RA207ANDGE357225.4—
RA212-39ANDGE39.68811024—
RA208ANDGE408021—
RA212-38ANDGE41.27511024—
RA209ANDGE458522—
RA211-35ANDGE46.03810024—
RA211-34ANDGE47.62510024—
RA210ANDGE509022—
RA211ANDGE5510024—
RA212ANDGE6011024—

About the RA series

RA 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 Ball Bearing Units series: E · NAU · LSE · UC · SNV · MSE · SD · SNT