SKF 71921 ACD/HCP4AL Bearing

SKF 71921 ACD/HCP4AL Angular Contact Ball Bearings dimensions：

Bearing number : 71921 ACD/HCP4AL

Size (mm) : 105x145x20

Brand : The brand you need

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 20

Bearing dimensions and specification in CNHK catalogue:

d - 105 mm

D - 145 mm

B - 20 mm

d₁ - 117.3 mm

d₂ - 117.3 mm

D₁ - 132.7 mm

b - 2.3 mm

C₁ - 10.9 mm

C₂ - 3.9 mm

C₃ - 3.2 mm

r_1,2 - min. - 1.1 mm

r_3,4 - min. - 0.6 mm

a - 39.3 mm

d_a - min. - 111 mm

d_b - min. - 111 mm

D_a - max. - 139 mm

D_b - max. - 141 mm

r_a - max. - 1 mm

r_b - max. - 0.6 mm

d_n - 120.6 mm

Basic dynamic load rating - C - 57.2 kN

Basic static load rating - C₀ - 65.5 kN

Fatigue load limit - P_u - 2.5 kN

Limiting speed for grease lubrication - 9000 r/min

Limiting speed for oil lubrication - 15000 mm/min

Ball - D_w - 12.7 mm

Ball - z - 27

G_ref - 11.1 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 - G_A - 360 N

Preload class B - G_B - 720 N

Preload class C - G_C - 1440 N

Preload class D - G_D - 2880 N

Calculation factor - f - 1.25

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.17

Calculation factor - f_HC - 1.04

Preload class A - 292 N/micron

Preload class B - 384 N/micron

Preload class C - 514 N/micron

Preload class D - 703 N/micron

Mass bearing - 0.699 kg

Tags :  CNHK , 105x145x20

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Angular Contact Ball Bearings SKF 71921 ACD/HCP4AL Description

The bearing SKF 71921 ACD/HCP4AL manufactured by Angular Contact Ball Bearings can be ordered immediately from the bearings distributor CNHK Bearing Co.,Ltd.The bearings delivery is done directly from the stock, and in the event the bearings are not in stock, we shall inform you immediately related to the delivery term.For extra details on the SKF 71921 ACD/HCP4AL manufactured by Angular Contact Ball Bearings you can email us [email protected]. The Angular Contact Ball Bearings SKF 71921 ACD/HCP4AL bearing can be delivered anywhere in the world, by means of swift courier services.

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