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13:08:21 GMT+0000 (Coordinated Universal Time)
7238-B-MP
Angular contact ball bearing
Angular contact ball bearing 72..-B-MP, single row, solid brass cage
Product information
Metric
Imperial
Main Dimensions & Performance Data
| d | 190 mm | Bore diameter |
| D | 340 mm | Outside diameter |
| B | 55 mm | Width |
| Cr | 300,000 N | Basic dynamic load rating, radial |
| C0r | 425,000 N | Basic static load rating, radial |
| Cur | 13,600 N | Fatigue load limit, radial |
| nG | 2,950 1/min | Limiting speed |
| nϑr | 2,140 1/min | Reference speed |
| ≈m | 22.6 kg | Weight |
Mounting dimensions
| da min | 207 mm | Minimum diameter of shaft shoulder |
| Da max | 323 mm | Maximum diameter of housing shoulder |
| Db max | 331 mm | Maximum diameter of housing shoulder |
| ra max | 3 mm | Maximum fillet radius of shaft |
| ra1 max | 1.5 mm | Maximum fillet radius of housing |
Dimensions
| rmin | 4 mm | Minimum chamfer dimension |
| r1 min | 1.5 mm | Minimum chamfer dimension |
| D1 | 281 mm | Shoulder diameter on outer ring wide side face |
| d1 | 250 mm | Shoulder diameter on inner ring wide side face |
| a | 138.7 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. |
Your current product variant
| Design variant | B | B |
| Sealing | Without | Not sealed |
| Cage | MP | Solid brass cage, ball guided |
| Tolerance class | PN | Normal (PN) |
| Dimensional / heat stabilization | S1 | Rings dimensional stabilized up to 200° |
| Lubricant | Without | Bearing not greased |
Characteristics
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