Ball Bearing Specification Lookup
Deep groove ball bearing dimensions, load ratings, and speed limits for 680/690/600/620/630 series.
| Model | Bore d(mm) | OD D(mm) | Width B(mm) | Cr Dynamic(N) | Cor Static(N) | Speed-Grease (×1000rpm) | Speed-Oil (×1000rpm) |
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FAQ
What do bearing model numbers mean?
Prefix = series (68=extra thin, 69=extra light, 60=light, 62=medium, 63=heavy). Suffix = bore code (00=10mm, 01=12mm, 02=15mm, 03=17mm, 04+ = 20mm+5mm/step).
How to select a bearing?
Match bore to shaft → pick series by load → verify Cr > equivalent dynamic load P.