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Amerika Birleşik Devletleri
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7228-B-XL-MP
Angular contact ball bearing
Angular contact ball bearing 72..-B-XL-MP, single row, X-life, solid brass cage
Yerine geçer
7228-B-MP, 7228B.MP
Tercih edilen ürün
Ürün bilgisi
Main Dimensions & Performance Data
| d | 140 mm | Bore diameter |
| D | 250 mm | Outside diameter |
| B | 42 mm | Width |
| Cr | 214.000 N | Basic dynamic load rating, radial |
| C0r | 231.000 N | Basic static load rating, radial |
| Cur | 11.500 N | Fatigue load limit, radial |
| nG | 4.450 1/min | Limiting speed |
| nϑr | 3.100 1/min | Reference speed |
| ≈m | 8,55 kg | Ağırlık |
Mounting dimensions
| da min | 154 mm | Minimum diameter of shaft shoulder |
| Da max | 236 mm | Maximum diameter of housing shoulder |
| Db max | 243 mm | Maximum diameter of housing shoulder |
| ra max | 2,5 mm | Maximum fillet radius of shaft |
| ra1 max | 1 mm | Maximum fillet radius of housing |
Dimensions
| rmin | 3 mm | Minimum chamfer dimension |
| r1 min | 1,1 mm | Minimum chamfer dimension |
| D1 | 207,5 mm | Shoulder diameter on outer ring wide side face |
| d1 | 183,5 mm | Shoulder diameter on inner ring wide side face |
| a | 102,8 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. |