16 models in the 63 series, 20–95 mm bore. Every row links to the full specification page and to the cross-reference page of that model.
| Model | Brand | Bore d (mm) | OD D (mm) | Width B (mm) | |
|---|---|---|---|---|---|
| 6304BI | ANDGE | 20 | 52 | 15 | — |
| 6305BI | ANDGE | 25 | 62 | 17 | — |
| 6306BI | ANDGE | 30 | 72 | 19 | — |
| 6307BI | ANDGE | 35 | 80 | 21 | — |
| 6308BI | ANDGE | 40 | 90 | 23 | — |
| 6309BI | ANDGE | 45 | 100 | 25 | — |
| 6310BI | ANDGE | 50 | 110 | 27 | — |
| 6311BI | ANDGE | 55 | 120 | 29 | — |
| 6312BI | ANDGE | 60 | 130 | 31 | — |
| 6313BI | ANDGE | 65 | 140 | 33 | — |
| 6314BI | ANDGE | 70 | 150 | 35 | — |
| 6315BI | ANDGE | 75 | 160 | 37 | — |
| 6316BI | ANDGE | 80 | 170 | 39 | — |
| 6317BI | ANDGE | 85 | 180 | 41 | — |
| 6318BI | ANDGE | 90 | 190 | 43 | — |
| 6319BI | ANDGE | 95 | 200 | 45 | — |
63 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