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SKF 71964CDMA/P4A bearing

Bearing 71964 CDMA/P4A Bearing 71964 CDMA/P4A

SKF 71964CDMA/P4A, Size: 320x440x56. SKF 71964CDMA/P4A are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings, super-precision 71964 CDMA/P4A

Bearing number : 71964 CDMA/P4A

Size (mm) : 320x440x56

Brand : SKF

Bore Diameter (mm) : 320

Outer Diameter (mm) : 440

Width (mm) : 56

Bearing dimensions and specification in SKF catalogue:

d - 320 mm

D - 440 mm

B - 56 mm

d1 - 357 mm

d2 - 357 mm

D1 - 403 mm

r1,2 - min. - 3 mm

r3,4 - min. - 1.1 mm

a - 79.1 mm

da - min. - 333 mm

db - min. - 333 mm

Da - max. - 425 mm

Db - max. - 434 mm

ra - max. - 2.5 mm

rb - max. - 1 mm

dn - 367 mm

Basic dynamic load rating - C - 377 kN

Basic static load rating - C0 - 620 kN

Fatigue load limit - Pu - 13.7 kN

Limiting speed for grease lubrication - 2600 r/min

Limiting speed for oil lubrication - 4300 mm/min

Ball - Dw - 38.1 mm

Ball - z - 27

Gref - 282 cm3

Calculation factor - f0 - 16.5

Preload class A - GA - 1400 N

Preload class B - GB - 2800 N

Preload class C - GC - 5600 N

Preload class D - GD - 11200 N

Calculation factor - f - 1.24

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.09

Calculation factor - f2D - 1.15

Calculation factor - fHC - 1

Preload class A - 281 N/micron

Preload class B - 380 N/micron

Preload class C - 530 N/micron

Preload class D - 765 N/micron

Mass bearing - 24 kg

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