NSK B310-5 bearing

310x450x50

As the development of more efficient electric motors continues to keep pace with upcoming regulations, it is important to ensure that all the components are engineered to the latest specifications, including the bearings. Tony Synnott, UK Engineering Manager for NSK Europe, explains how bearing design is affecting electric motor performance and reliability.



Deep groove ball bearings B310-5

Bearing number : B310-5

Size (mm) : 310x450x50

Brand : NSK

Bore Diameter (mm) : 310

Outer Diameter (mm) : 450

Width (mm) : 50

Bearing dimensions and specification in NSK catalogue:

d - 310 mm

D - 450 mm

B - 50 mm

C - 50 mm

r min. - 4 mm

da min. - 340 mm

Da max. - 425 mm

ra max. - 3 mm

Weight - 27,5 Kg

Basic dynamic load rating (C) - 266 kN

Basic static load rating (C0) - 385 kN

Calculation factor (f0) - 16,6

Bearing B310-5

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