21307-E1-XL-K-TVPB
Spherical roller bearing
Spherical roller bearings 213..-E1-K, main dimensions to DIN 635-2, with tapered bore, taper 1:12
Replaces
21307E1K.TVPB, 21307-E1-K-TVPB
Description
Metric
Imperial
Main Dimensions & Performance Data
| d | 35 mm | Bore diameter |
| D | 80 mm | Outside diameter |
| B | 21 mm | Width |
| Cr | 83,000 N | Basic dynamic load rating, radial |
| C0r | 74,000 N | Basic static load rating, radial |
| Cur | 8,300 N | Fatigue load limit, radial |
| nG | 10,900 1/min | Limiting speed |
| nϑr | 6,800 1/min | Reference speed |
| ≈m | 0.491 kg | Weight |
Mounting dimensions
| da min | 44 mm | Minimum diameter shaft shoulder |
| Da max | 71 mm | Maximum diameter of housing shoulder |
| ra max | 1.5 mm | Maximum recess radius |
| Ba min | 8 mm | Minimum cavity width of the sleeve |
| da max | 47 mm | Maximum diameter of shaft shoulder |
| db min | 39 mm | Minimum cavity diameter of the sleeve |
Dimensions
| rmin | 1.5 mm | Minimum chamfer dimension |
| D1 | 66.6 mm | Bore diameter outer ring |
| d2 | 47.4 mm | Raceway diameter of the inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| e | 0.26 | Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
| Y1 | 2.55 | Dynamic axial load factor |
| Y2 | 3.8 | Dynamic axial load factor |
| Y0 | 2.5 | Static axial load factor |
Additional information
| H307 | Adapter sleeve |
Your current product variant
| Design | E1 | without central rip |
| Cage | TVPB | Plastic cage |
| Radial internal clearance | CN | Group N (CN) |
Characteristics
