d - 55 mm

D - 72 mm

B - 9 mm

d₁ - 60.7 mm

d₂ - 60.7 mm

D₁ - 66.5 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 19.3 mm

d_a - min. - 57 mm

d_b - min. - 57 mm

D_a - max. - 70 mm

D_b - max. - 71.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 61.3 mm

Basic dynamic load rating - C - 9.6 kN

Basic static load rating - C₀ - 10.2 kN

Fatigue load limit - P_u - 0.43 kN

Limiting speed for grease lubrication - 19000 r/min

Limiting speed for oil lubrication - 30000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 29

G_ref - 0.88 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 - 87 N

Preload class B - G_B - 260 N

Preload class C - G_C - 520 N

Calculation factor - f - 1.27

Calculation factor - f₁ - 0.97

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.09

Calculation factor - f_2C - 1.17

Calculation factor - f_HC - 1.02

Preload class A - 138 N/micron

Preload class B - 217 N/micron

Preload class C - 298 N/micron

Mass bearing - 0.073 kg

• Model Number:71811 ACD/HCP4
• Inner Diameter：55mm Outer Diameter：72mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-12
• Application:agrochemical,Dental Equipment,coal,large agricultural machinery,woodworking machinery,reinforced machinery,car,non-ferrous metal alloy,blood cell reagent,Pneumatic Actuator,tube
• Similar models:SKF 71811CD/HCP4 ISO 71811C SKF 71811ACD/HCP4 SKF 71811CD/P4 SKF 71811ACD/P4 CX 71811CTBP4 FAG 71811-B-TVH CX 71811ATBP4 ISO 71811A
• BEARING POWER International Trading Co.,Ltd. specialize in 71811ACD/HCP4 products，there is large inventory of SKF 71811 ACD/HCP4 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71811 ACD/HCP4 Which SKF 71811ACD/HCP4 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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