NTN 6964 bearing

Bearing 6964

NTN 6964 bearing, Size: 320x440x56. NTN 6964 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 6964

Bearing number : 6964

Size (mm) : 320x440x56

Brand : NTN

Bore Diameter (mm) : 320

Outer Diameter (mm) : 440

Width (mm) : 56

Bearing dimensions and specification in NTN catalogue:

d - 320 mm

D - 440 mm

B - 56 mm

C - 56 mm

r min. - 3 mm

Da max. - 427 mm

db min - 333 mm

ra max. - 2,5 mm

Weight - 24,8 Kg

Basic dynamic load rating (C) - 285 kN

Basic static load rating (C0) - 405 kN

(Grease) Lubrication Speed - 1 300 r/min

(Oil) Lubrication Speed - 1 500 r/min

Calculation factor (f0) - 16,4

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