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10:57:56 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. |