Full Specifications SKF 71948 CD/P4A Angular contact ball bearings - polaris ranger

SKF 71948 CD/P4A Bearing

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Bearing 71948 CD/P4ABearing 71948 CD/P4A

Bearing number : 71948 CD/P4A

Size (mm) : 240x320x38

Brand : SKF

Bore Diameter (mm) : 240

Outer Diameter (mm) : 320

Width (mm) : 38

Bearing dimensions and specification in SKF catalogue:

d - 240 mm

D - 320 mm

B - 38 mm

d1 - 264.7 mm

d2 - 264.7 mm

D1 - 295.3 mm

r1,2 - min. - 2.1 mm

r3,4 - min. - 1 mm

a - 56.6 mm

da - min. - 251 mm

db - min. - 251 mm

Da - max. - 309 mm

Db - max. - 315 mm

ra - max. - 2 mm

rb - max. - 1 mm

dn - 271.4 mm

Basic dynamic load rating - C - 229 kN

Basic static load rating - C0 - 325 kN

Fatigue load limit - Pu - 8.2 kN

Limiting speed for grease lubrication - 3800 r/min

Limiting speed for oil lubrication - 5600 mm/min

Ball - Dw - 25.4 mm

Ball - z - 31

Gref - 93 cm3

Calculation factor - f0 - 16.7

Preload class A - GA - 860 N

Preload class B - GB - 1720 N

Preload class C - GC - 3440 N

Preload class D - GD - 6880 N

Calculation factor - f - 1.32

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 - 237 N/micron

Preload class B - 325 N/micron

Preload class C - 461 N/micron

Preload class D - 678 N/micron

Mass bearing - 8.5 kg

Tags :  SKF , 240x320x38

crt1 crt2

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