d - 150 mm

D - 210 mm

B - 28 mm

d₁ - 168.5 mm

d₂ - 168.5 mm

D₁ - 191.5 mm

b - 2.6 mm

C₁ - 15.6 mm

C₂ - 6.6 mm

C₃ - 5.6 mm

r_1,2 - min. - 2 mm

r_3,4 - min. - 1 mm

a - 56.1 mm

d_a - min. - 159 mm

d_b - min. - 159 mm

D_a - max. - 201 mm

D_b - max. - 205 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 173.5 mm

Basic dynamic load rating - C - 119 kN

Basic static load rating - C₀ - 140 kN

Fatigue load limit - P_u - 4.5 kN

Limiting speed for grease lubrication - 6700 r/min

Limiting speed for oil lubrication - 10000 mm/min

Ball - D_w - 19.05 mm

Ball - z - 26

G_ref - 33 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 - 740 N

Preload class B - G_B - 1480 N

Preload class C - G_C - 2960 N

Preload class D - G_D - 5920 N

Calculation factor - f - 1.24

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 - 411 N/micron

Preload class B - 539 N/micron

Preload class C - 719 N/micron

Preload class D - 979 N/micron

Mass bearing - 2.03 kg

• Model Number:71930 ACD/HCP4AL
• Inner Diameter：210mm Outer Diameter：150mm Width：28mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-11
• Application:orthodontic material,knitted fabrics,lifting tackle,gas turbine,Storage Device,other CNC,transportation equipment,granulator,multi-knife lathe,milling head plug,Spectrum Products
• Similar models:SKF 71930ACD/HCP4A SKF 71930ACD/HCP4AH1 SKF 71930ACD/P4A AST 71930AC SKF 71930CD/P4AL SNR 71930CVDUJ74 CX 71930C-UO SKF S71930CD/HCP4A CX 71930C-UD ISO 71930CDT
• BEARING POWER International Trading Co.,Ltd. specialize in 71930ACD/HCP4AL products，there is large inventory of SKF 71930 ACD/HCP4AL . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71930 ACD/HCP4AL Which SKF 71930ACD/HCP4AL is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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