| Type |
E | EX | E2 | E | A2X | AEX |
|---|---|---|---|---|---|---|
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|
| Roller | Symmetric | Symmetric | Symmetric | Symmetric | Nonsymmetric | Nonsymmetric |
| Center guide | Floating ring | Floating ring | Inner ring rib | Inner ring rib | Inner ring rib | Inner ring rib |
| Inner ring flange | Nothing | Nothing | Being | Being | Being | Being |
| Cage | Pressed Steel | Pressed Steel | Machined | Machined | Machined | Machined |
| Series | ||||||
| 239 | 20,26,28, 32-1060 |
|||||
| 230 | 20 - 34 | 22 - 34 | 36 -/1000 | 20 - 48 | ||
| 240 | 24 -/600,/800 | |||||
| 231 | 20 - 26 | 20 - 26 | 28 -/500 | 20 - 48 | ||
| 241 | 22 -/500 | |||||
| 222 | 30 , 32 | 05 - 28 | 30 , 32 | 34 - 68 | 30 , 32 | 05 - 28 |
| 232 | 16 - 26 | 20 - 26 | 28 -/600 | 20 - 40 | ||
| 213 | 04 - 24 | |||||
| 223 | 24 , 26 | 08 - 22 | 24 , 26 | 28 - 60 | 24 - 30 | 07 - 22 |