SKF 71944ACD/HCP4AL bearing

Bearing 71944 ACD/HCP4AL Bearing 71944 ACD/HCP4AL

71944ACD/HCP4AL SKF bearing,

SKF 71944ACD/HCP4AL bearing, Size: 220x300x38. SKF 71944ACD/HCP4AL 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 71944 ACD/HCP4AL

Bearing number : 71944 ACD/HCP4AL

Size (mm) : 220x300x38

Brand : SKF

Bore Diameter (mm) : 220

Outer Diameter (mm) : 300

Width (mm) : 38

Bearing dimensions and specification in SKF catalogue:

d - 220 mm

D - 300 mm

B - 38 mm

d1 - 244.7 mm

d2 - 244.7 mm

D1 - 275.3 mm

b - 3.5 mm

C1 - 20.9 mm

C2 - 7.1 mm

C3 - 5.45 mm

r1,2 - min. - 2.1 mm

r3,4 - min. - 1 mm

a - 79.9 mm

da - min. - 231 mm

db - min. - 231 mm

Da - max. - 289 mm

Db - max. - 295 mm

ra - max. - 2 mm

rb - max. - 1 mm

dn - 251.4 mm

Basic dynamic load rating - C - 208 kN

Basic static load rating - C0 - 285 kN

Fatigue load limit - Pu - 7.5 kN

Limiting speed for grease lubrication - 4500 r/min

Limiting speed for oil lubrication - 6700 mm/min

Ball - Dw - 25.4 mm

Ball - z - 29

Gref - 84 cm3

Calculation factor - e - 0.68

Calculation factor - Y2 - 0.87

Calculation factor - Y0 - 0.38

Calculation factor - X2 - 0.41

Calculation factor - Y1 - 0.92

Calculation factor - Y2 - 1.41

Calculation factor - Y0 - 0.76

Calculation factor - X2 - 0.67

Preload class A - GA - 1300 N

Preload class B - GB - 2600 N

Preload class C - GC - 5200 N

Preload class D - GD - 10400 N

Calculation factor - f - 1.28

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.07

Calculation factor - f2C - 1.12

Calculation factor - f2D - 1.17

Calculation factor - fHC - 1.04

Preload class A - 591 N/micron

Preload class B - 776 N/micron

Preload class C - 1036 N/micron

Preload class D - 1415 N/micron

Mass bearing - 5.557 kg