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16:46:58 GMT+0000 (Coordinated Universal Time)
K25590-25522
Tapered roller bearing
Tapered roller bearings K-Series, in inch sizes, separable, adjusted or in pairs
Main Dimensions & Performance Data
| d | 45,618 mm | Bore diameter |
| D | 83,058 mm | Outside diameter |
| B | 25,4 mm | Width, inner ring |
| C | 19,114 mm | Width, outer ring |
| T | 23,877 mm | Width, total |
| Cr | 81.000 N | Basic dynamic load rating, radial |
| C0r | 105.000 N | Basic static load rating, radial |
| Cur | 13.200 N | Fatigue load limit, radial |
| nG | 8.900 1/min | Limiting speed |
| nϑr | 5.700 1/min | Thermal speed rating |
| ≈m | 0,567 kg | Weight |
Mounting dimensions
| da max | 51 mm | Maximum diameter of shaft shoulder |
| db min | 58 mm | Minimum diameter of shaft shoulder |
| Da min | 73 mm | Minimum diameter of housing shoulder |
| Db min | 77 mm | Minimum diameter of housing shoulder |
| Ca min | 4,5 mm | Minimum axial space |
| Cb min | 4,5 mm | Minimum axial space |
| ra max | 3,6 mm | Maximum fillet radius of shaft |
| rb max | 2 mm | Maximum fillet radius of housing |
Dimensions
| r1, 2 min | 3,6 mm | Minimum chamfer dimension of inner ring back face |
| r3, 4 min | 2 mm | Minimum chamfer dimension of outer ring back face |
| a | 18 mm | Distance between the apexes of the pressure cones |
| d1 | 64,1 mm | Guidance rib diameter of inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| e | 0,33 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y | 1,79 | Dynamic axial load factor |
| Y0 | 0,99 | Static axial load factor |
Your current product variant
| Tolerance class | ABMA4 | Class 4 (ANSI/ABMA 19.2:2013) |
| Heat treatment | Standard | |
| Cage | Standard | Sheet steel cage, window cage, roller-guided |
| Quality level | Standard | |
| Number of rolling element rows | 1 | Single-row design |
Characteristics
All
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