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30248
Metric Single Row Tapered Roller Bearings
Dimensions: Bore (Inner) Diameter: 240 mm； Outer Diameter: 440 mm； Width (Thickness): 79 mm;
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Product Attributes
| Product Number | 30248 |
| Bore diameter | 240 mm |
| Outside diameter | 440 mm |
| Total width | 79 mm |
| Shoulder diameter of inner ring | 324 mm |
| Widthof inner ring | 72 mm |
| Width of outer ring | 60 mm |
| Chamfer minimum dimension of inner ring (r1,2) | 4 mm |
| Chamfer minimum dimension of outer ring (r3,4) | 4 mm |
| Distance side face to pressure point (a) | 80 mm |
| Basic dynamic load rating (Cr) | 1300 kn |
| Basic static load rating (Cor) | 1760 kN |
| Fatigue load limit (Pu) | 156 kN |
| Reference speed | 1000 r/min |
| Limiting speed | 1400 r/min |
| Mass | 47 kg |
| Limiting value (e) | 0.43 |
| Axial load factor (Y) | 1.4 |
| Axial load factor (Y0) | 0.8 |
| Maximum diameter of shaft abutment (da) | 285 mm |
| Minimum diameter of shaft abutment (db) | 261 mm |
| Minimum diameter of housing abutment (Da) | 383 mm |
| Maximum diameter of housing abutment (Da) | 420 mm |
| Minimum diameter of housing abutment (Db) | 409 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 | 19 mm |
| Maximum Radius of shaft fillet (ra) | 4 mm |
| Maximum Radius of housing fillet (rb) | 4 mm |
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