Research Article
Fault Diagnosis Method for Rolling Bearing Based on Sparse Principal Subspace Discriminant Analysis
Table 2
The geometric parameters of 63/28-2RZ.
| | Items | Inner ring diameter Di (mm) | Outer ring diameter Do (mm) | Ball diameter Db (mm) | Pitch diameter Dm (mm) | Number of balls Z | Contact angle α (rad) |
| | Value | 28 | 68 | 11.509 | 48.5 | 8 | 0.274 |
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