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67981/67919
Inch Single Row Tapered Roller Bearings
Dimensions: Bore (Inner) Diameter: 7.8070 "； Outer Diameter: 11.0000 "； Width (Thickness): 1.8125 ";
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Product Attributes
| Product Number | 67981/67919 |
| Bore diameter | 7.8070 " |
| Outside diameter | 11.0000 " |
| Total width | 1.8125 " |
| Shoulder diameter of inner ring | 9.6850 " |
| Widthof inner ring | 1.9375 " |
| Width of outer ring | 1.4375 " |
| Chamfer minimum dimension of inner ring (r1,2) | 3.5 mm |
| Chamfer minimum dimension of outer ring (r3,4) | 3.3 |
| Distance side face to pressure point (a) | 60 |
| Basic dynamic load rating (Cr) | 465 |
| Basic static load rating (Cor) | 830 |
| Fatigue load limit (Pu) | 76.5 |
| Reference speed | 1600 r/min |
| Limiting speed | 2000 r/min |
| Mass | 9.2 kg |
| Limiting value (e) | 0.5 |
| Axial load factor (Y) | 1.2 |
| Axial load factor (Y0) | 0.7 |
| Maximum diameter of shaft abutment (da) | 223 mm |
| Minimum diameter of shaft abutment (db) | 215 mm |
| Minimum diameter of housing abutment (Da) | 254 mm |
| Maximum diameter of housing abutment (Da) | 264 mm |
| Minimum diameter of housing abutment (Db) | 272 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) | 3.5 mm |
| Maximum Radius of housing fillet (rb) | 3.3 mm |
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