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SI Series Spherical Plain Bearings — Sizes & Specifications

100 models in the SI series, 5–80 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)
SI5T/K1ANDGE5168—
SI5T/K2ANDGE5188—
SI5CANDGE5216Cross-ref →
SI5EANDGE5216Cross-ref →
SI5T/KANDGE5216Cross-ref →
SI6C/KANDGE6209—
SI6T/KANDGE6209Cross-ref →
SI6T/K1ANDGE6209—
SI6CANDGE6216Cross-ref →
SI6EANDGE6216Cross-ref →
SI 6 CSKF6226Cross-ref →
SI 6 ESKF6226Cross-ref →
SI8CANDGE8248Cross-ref →
SI8C/KANDGE82412—
SI8EANDGE8246.5Cross-ref →
SI8T/KANDGE82412Cross-ref →
SI 8 CSKF8258Cross-ref →
SI 8 ESKF8258Cross-ref →
SI10T/KANDGE102814Cross-ref →
SI10CANDGE10299Cross-ref →
SI10EANDGE10299Cross-ref →
SI 10 CSKF10309Cross-ref →
SI 10 ESKF10309Cross-ref →
SI12T/K-1ANDGE1216—
SI12C/KANDGE123216—
SI12T/KANDGE123216Cross-ref →
SI12CANDGE123410Cross-ref →
SI12EANDGE123410Cross-ref →
SI 12 CSKF123510Cross-ref →
SI 12 ESKF123510Cross-ref →
SI14T/KANDGE143619Cross-ref →
SI15ESANDGE1512Cross-ref →
SI15CANDGE154012Cross-ref →
SI 15 CSKF154112Cross-ref →
SI 15 ESSKF154112Cross-ref →
SI16T/KANDGE164221Cross-ref →
SI17ESANDGE1714Cross-ref →
SI17CANDGE174614Cross-ref →
SI17EANDGE174614—
SI 17 CSKF174714Cross-ref →
SI 17 ESSKF174714Cross-ref →
SI18T/KANDGE184623—
SI20T/KANDGE205025—
SI20CANDGE205316Cross-ref →
SI20EANDGE205316—
SI20ESANDGE205316Cross-ref →
SI 20 CSKF205416Cross-ref →
SI 20 ESSKF205416Cross-ref →
SI22T/K-1ANDGE2228—
SI22T/KANDGE225428—
SI25ESANDGE2520Cross-ref →
SI25T/KANDGE256031—
SI25CANDGE256420Cross-ref →
SI25EANDGE256420—
SI 25 CSKF256520Cross-ref →
SI 25 ESSKF256520Cross-ref →
SI28T/KANDGE2835—
SI28T/K-1ANDGE2835—
SI30ESANDGE3022Cross-ref →
SI30T/KANDGE307037Cross-ref →
SI30CANDGE307322Cross-ref →
SI30EANDGE307322—
SI 30 CSKF307522Cross-ref →
SI 30 ESSKF307522Cross-ref →
SI35ESANDGE3525Cross-ref →
SI35T/K-1ANDGE3543—
SI35EANDGE358225—
SI35ET-2RSANDGE358225Cross-ref →
SI 35 ES-2RSSKF358425—
SI 35 TXE-2LSSKF358425—
SI40ESANDGE4028Cross-ref →
SI40EANDGE409228—
SI40ET-2RSANDGE409228Cross-ref →
SI 40 ES-2RSSKF409428—
SI 40 TXE-2LSSKF409428—
SI45ESANDGE4532Cross-ref →
SI45EANDGE4510232—
SI45ET-2RSANDGE4510232Cross-ref →
SI 45 ES-2RSSKF4510432—
SI 45 TXE-2LSSKF4510432—
SI50ESANDGE5035Cross-ref →
SI50EANDGE5011235—
SI50ET-2RSANDGE5011235Cross-ref →
SI 50 ES-2RSSKF5011435—
SI 50 TXE-2LSSKF5011435—
SI60ESANDGE6044Cross-ref →
SI60EANDGE6013544—
SI60ET-2RSANDGE6013544Cross-ref →
SI 60 ES-2RSSKF6013744—
SI 60 TXE-2LSSKF6013744—
SI70ESANDGE7049Cross-ref →
SI70EANDGE7016049—
SI70ET-2RSANDGE7016049Cross-ref →
SI 70 ES-2RSSKF7016249—
SI 70 TXE-2LSSKF7016249—
SI80ESANDGE8055Cross-ref →
SI80EANDGE8018055—
SI80ET-2RSANDGE8018055Cross-ref →
SI 80 ES-2RSSKF8018255—
SI 80 TXE-2LSSKF8018255—

About the SI series

SI 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 Spherical Plain Bearings series: GE · GEH · PCM · ARCALUB · PCZ · SA · GEG · GEZ