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30228
Metric Single Row Tapered Roller Bearings
Dimensions: Bore (Inner) Diameter: 140 mm； Outer Diameter: 250 mm； Width (Thickness): 45.75 mm;
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Product Attributes
| Product Number | 30228 |
| Bore diameter | 140 mm |
| Outside diameter | 250 mm |
| Total width | 45.75 mm |
| Shoulder diameter of inner ring | 187 mm |
| Widthof inner ring | 42 mm |
| Width of outer ring | 36 mm |
| Chamfer minimum dimension of inner ring (r1,2) | 4 mm |
| Chamfer minimum dimension of outer ring (r3,4) | 3 mm |
| Distance side face to pressure point (a) | 47 mm |
| Basic dynamic load rating (Cr) | 451 kn |
| Basic static load rating (Cor) | 570 kN |
| Fatigue load limit (Pu) | 58.5 kN |
| Reference speed | 1900 r/min |
| Limiting speed | 2600 r/min |
| Mass | 8.7 kg |
| Limiting value (e) | 0.43 |
| Axial load factor (Y) | 1.4 |
| Axial load factor (Y0) | 0.8 |
| Maximum diameter of shaft abutment (da) | 164 mm |
| Minimum diameter of shaft abutment (db) | 156 mm |
| Minimum diameter of housing abutment (Da) | 219 mm |
| Maximum diameter of housing abutment (Da) | 236 mm |
| Minimum diameter of housing abutment (Db) | 234 mm |
| Minimum width of space required in housing on large side face (C | 8 mm |
| Minimum width of space required in housing on small side face (C | 9.5 mm |
| Maximum Radius of shaft fillet (ra) | 4 mm |
| Maximum Radius of housing fillet (rb) | 3 mm |
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