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| Equipment Type | Bearing Accuracy Class | ||||
| Deep groove ball bearings | Cylindrical Roller Bearings | Angular Contact Ball Bearings | Tapered Roller Bearings | Thrust and Angular Contact Thrust Ball Bearings | |
| Spindle of Ordinary Lathe | - | P5, P4 | P5 | P5 | P5, P4 |
| Spindle of Precision Lathe | - | P4 | P5, P4 | P5, P4 | P5, P4 |
| Spindle of Milling Machine | - | P5, P4 | P5 | P5 | P5, P4 |
| Spindle of Boring Machine | - | P5, P4 | P5, P4 | P5, P4 | P5, P4 |
| Spindle of Jig Boring Machine | - | P4, P2 | P4, P2 | P4, P2 | P4 |
| Mechanical Grinding Head | - | - | P5, P4 | P4 | P5 |
| High-Speed Grinding Head | - | - | P4 | P2 | P4, P2 |
| Precision Instrument | P5, P4 | - | P5, P4 | - | - |
| Supercharger | P5 | - | P5 | - | - |
| Spindle of Aero-Engine | P5 | P5 | P5, P4 | - | - |
