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10:32:55 GMT+0000 (Coordinated Universal Time)
K42381-42584
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs
Main Dimensions & Performance Data
| d | 96.838 mm | Bore diameter |
| D | 148.43 mm | Outside diameter |
| B | 28.971 mm | Width, inner ring |
| C | 21.433 mm | Width, outer ring |
| T | 28.575 mm | Width, total |
| Cr | 139,000 N | Basic dynamic load rating, radial |
| C0r | 216,000 N | Basic static load rating, radial |
| Cur | 26,000 N | Fatigue load limit, radial |
| nG | 4,650 1/min | Limiting speed |
| nϑr | 3,000 1/min | Thermal speed rating |
| ≈m | 1.69 kg | Weight |
Mounting dimensions
| da max | 105 mm | Maximum diameter of shaft shoulder |
| db min | 112 mm | Minimum diameter of shaft shoulder |
| Da min | 134 mm | Minimum diameter of housing shoulder |
| Db min | 142 mm | Minimum diameter of housing shoulder |
| Ca min | 4 mm | Minimum axial space |
| Cb min | 7 mm | Minimum axial space |
| ra max | 3.6 mm | Maximum fillet radius of shaft |
| rb max | 3 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 3.6 mm | Minimum chamfer dimension of inner ring back face |
| r3, 4 min | 3 mm | Minimum chamfer dimension of outer ring back face |
| a | 32 mm | Distance between the apexes of the pressure cones |
| d1 | 123.3 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| e | 0.49 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1.22 | Dynamic axial load factor |
| Y0 | 0.67 | Static axial load factor |
All
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