NSK B250-7, Size: 250x340x42. NSK B250-7 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.
Deep groove ball bearings B250-7
Bearing number : B250-7
Size (mm) : 250x340x42
Brand : NSK
Bore Diameter (mm) : 250
Outer Diameter (mm) : 340
Width (mm) : 42
Bearing dimensions and specification in NSK catalogue:
d - 250 mm
D - 340 mm
B - 42 mm
C - 42 mm
r min. - 2,1 mm
da min. - 272 mm
Da max. - 322 mm
ra max. - 2 mm
Weight - 11,1 Kg
Basic dynamic load rating (C) - 179 kN
Basic static load rating (C0) - 218 kN
Calculation factor (f0) - 16,6
Calaméo - E125 F Large Size Bearings - calameo.c
In the dimensional tables, bearings are listed in the order of increasing bore size. The data shown for each bearing includes the boundary dimensions, bearing load ratings, abutment and fillet dimensions, and mass. At the end, NSK products and certain applications specially designed to meet particular conditions are shown.
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