Code and meaning of bearing sealing, dust prevention and external shape change
2013-01-24
Code | meaning | Example |
K | Tapered hole bearing 1:12 (except spherical ball bearing) | 1210K |
K30 | Tapered hole bearing 1:30 | 241 22K30 |
R | The bearing outer ring has a stop edge (flange outer ring) | 30307R |
(Not applicable to radial ball bearings with inner diameter less than 10mm) | ||
N | There is a stop groove on the outer ring of the bearing |

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