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United States
16:55:23 GMT+0000 (Coordinated Universal Time)
7280-B-MPB
Angular contact ball bearing
Angular contact ball bearing 72..-B-MPB, single row, solid brass cage
Thông tin về sản phẩm
Main Dimensions & Performance Data
| d | 400 mm | Bore diameter |
| D | 720 mm | Outside diameter |
| B | 103 mm | Width |
| Cr | 770,000 N | Basic dynamic load rating, radial |
| C0r | 1,700,000 N | Basic static load rating, radial |
| Cur | 37,500 N | Fatigue load limit, radial |
| nG | 1,330 1/min | Limiting speed |
| nϑr | 830 1/min | Reference speed |
| ≈m | 1 g | Trọng lượng |
Mounting dimensions
| da min | 426 mm | Minimum diameter of shaft shoulder |
| Da max | 694 mm | Maximum diameter of housing shoulder |
| Db max | 706 mm | Maximum diameter of housing shoulder |
| ra max | 5 mm | Maximum fillet radius of shaft |
| ra1 max | 2.5 mm | Maximum fillet radius of housing |
Dimensions
| rmin | 6 mm | Minimum chamfer dimension |
| r1 min | 3 mm | Minimum chamfer dimension |
| D1 | 591.35 mm | Shoulder diameter on outer ring wide side face |
| d1 | 533.8 mm | Shoulder diameter on inner ring wide side face |
| a | 286.4 mm | Distance between the apexes of the pressure cones |
| α | 40 ° | Contact angle |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 200 °C | Operating temperature max. |