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30221/DF
Tapered roller bearings& single row& matched face-to-face
Dimensions: Bore (Inner) Diameter: 105 mm； Outer Diameter: 190 mm； Width (Thickness): ;
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Product Attributes
| Product Number | 30221/DF |
| Bore diameter | 105 mm |
| Outside diameter | 190 mm |
| Shoulder diameter of inner ring | 78 mm |
| Widthof inner ring | 72 mm |
| Chamfer minimum dimension of outer ring (r3,4) | 1 mm |
| Basic dynamic load rating (Cr) | 571 kn |
| Basic static load rating (Cor) | 710 kN |
| Fatigue load limit (Pu) | 80 kN |
| Reference speed | 2200 r/min |
| Limiting speed | 3400 r/min |
| Mass | 9 kg |
| Limiting value (e) | 0.43 |
| Axial load factor (Y) | 1.6 |
| Axial load factor (Y0) | 2.3 |
| Maximum diameter of shaft abutment (da) | 123 mm |
| Minimum diameter of housing abutment (Da) | 165 mm |
| Maximum diameter of housing abutment (Da) | 178 mm |
| Minimum width of space required in housing on large side face (C | 5 mm |
| Maximum Radius of shaft fillet (ra) | 1 mm |
| Maximum Radius of housing fillet (rb) | 2.5 mm |
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