7308-B-XL-TVP
Angular contact ball bearing
Angular contact ball bearing 73..-B-XL-TVP, single row, X-life, plastic cage
Replaces
7308B.TVP, 7308-B-TVP
Description
Metric
Imperial
Main Dimensions & Performance Data
| d | 40 mm | Bore diameter |
| D | 90 mm | Outside diameter |
| B | 23 mm | Width |
| Cr | 57,000 N | Basic dynamic load rating, radial |
| C0r | 34,500 N | Basic static load rating, radial |
| Cur | 2,390 N | Fatigue load limit, radial |
| nG | 10,400 1/min | Limiting speed |
| nϑr | 7,100 1/min | Reference speed |
| ≈m | 0.616 kg | Weight |
Mounting dimensions
| da min | 49 mm | Minimum diameter of shaft shoulder |
| Da max | 81 mm | Maximum diameter of housing shoulder |
| Db max | 84.4 mm | Maximum diameter of housing shoulder |
| ra max | 1.5 mm | Maximum fillet radius of shaft |
| ra1 max | 1 mm | Maximum fillet radius of housing |
Dimensions
| rmin | 1.5 mm | Minimum chamfer dimension |
| r1 min | 1 mm | Minimum chamfer dimension |
| D1 | 71.3 mm | Shoulder diameter on outer ring wide side face |
| d1 | 60 mm | Shoulder diameter on inner ring wide side face |
| a | 39 mm | Distance between the apexes of the pressure cones |
| α | 40 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Your current product variant
| Design variant | B | Design variant B |
| Sealing | Without | not sealed |
| Cage | TVP | solid cage made of glass-fiber reinforced polyamid PA66 |
| Tolerance class | P6 | Class6 (P6), better than PN |
| Lubricant | Without | Bearing not greased |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
Characteristics
