SKF 71905ACE/HCP4AL bearing

Bearing 71905 ACE/HCP4AL Bearing 71905 ACE/HCP4AL

SKF 71905ACE/HCP4AL bearing, Size: 25x42x9. SKF 71905ACE/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 71905 ACE/HCP4AL

Bearing number : 71905 ACE/HCP4AL

Size (mm) : 25x42x9

Brand : SKF

Bore Diameter (mm) : 25

Outer Diameter (mm) : 42

Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

d - 25 mm

D - 42 mm

B - 9 mm

d1 - 30.7 mm

d2 - 29.4 mm

D1 - 36.39 mm

b - 1.5 mm

C1 - 4.6 mm

C2 - 1.4 mm

C3 - 0.9 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 12.8 mm

da - min. - 27 mm

db - min. - 27 mm

Da - max. - 40 mm

Db - max. - 41.2 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 31.8 mm

Basic dynamic load rating - C - 4.9 kN

Basic static load rating - C0 - 2.7 kN

Fatigue load limit - Pu - 0.114 kN

Limiting speed for grease lubrication - 52000 r/min

Limiting speed for oil lubrication - 83000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 16

Gref - 0.6 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 - 45 N

Preload class B - GB - 140 N

Preload class C - GC - 270 N

Calculation factor - f - 1.06

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.08

Calculation factor - fHC - 1.01

Preload class A - 57 N/micron

Preload class B - 86 N/micron

Preload class C - 111 N/micron

Mass bearing - 0.036 kg

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E-mail: [email protected]

Contact Details: ROOM 19/F AiLeiw 532, Basheki.sepwer.Hong Kong

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