|
|
|
|
|
|
|
|
轴径
|
|
12 |
|
单纯密封型号
|
|
NAI53212 |
|
双层密封型号
|
|
|
|
重量
|
|
|
|
Fw
|
|
|
|
C
|
|
|
|
动态
|
|
|
|
静态
|
|
|
|
极限转速
|
|
|
|
|
|
|
|
|
|
|
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