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BA Series Angular Contact Ball Bearings — Sizes & Specifications

24 models in the BA series, 25–1700 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)
BA2B633280ANDGE255629—
BA2B633340AANDGE2563.7534.2—
BA2B633332BANDGE256734.2—
BA180--AANDGE18025032—
BA180-4ANDGE18025033—
BA180-2/DBC3ANDGE180259.566—
BA220-6SAANDGE22027626—
BA222-1ANDGE22227326—
BA240-3AANDGE24031033.5—
BA246-2AANDGE24631332—
BA250-4AANDGE25033038—
BA260-4AANDGE26034038—
BA280-2AANDGE28037040—
BA289-1ANDGE28935534—
BA290-3ANDGE29038042.052—
BA1B 307742SKF355.6457.257.15—
BA1B 311585SKF54063045—
BA1B 307740SKF584.2685.850.8—
BA1B 311712SKF63070022—
BA1B 311576SKF76288963.5—
BA1B 311745SKF8001130120—
BA1B 307788SKF900103063—
BA1B 307784SKF1066.81285.88127—
BA1B 307756SKF1700190080—

About the BA series

BA 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 Angular Contact Ball Bearings series: 72 · 70 · 73 · 719 · B · QJ · S · 32