d - 8 mm

D - 24 mm

B - 8 mm

d₁ - 13.1 mm

d₂ - 13.1 mm

D₁ - 18.9 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.2 mm

a - 7.8 mm

d_a - min. - 10.4 mm

d_b - min. - 10.4 mm

D_a - max. - 21.6 mm

D_b - max. - 22.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.2 mm

d_n - 14.3 mm

Basic dynamic load rating - C - 3.6 kN

Basic static load rating - C₀ - 1.3 kN

Fatigue load limit - P_u - 0.057 kN

Limiting speed for grease lubrication - 75000 r/min

Limiting speed for oil lubrication - 120000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 8

G_ref - 0.228 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 - 22 N

Preload class B - G_B - 44 N

Preload class C - G_C - 88 N

Preload class D - G_D - 176 N

Calculation factor - f - 1.02

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.06

Calculation factor - f_HC - 1.01

Preload class A - 31 N/micron

Preload class B - 40 N/micron

Preload class C - 53 N/micron

Preload class D - 70 N/micron

Mass bearing - 0.015 kg

• Model Number: 728 ACD/HCP4A
• Inner Diameter：24mm Outer Diameter：8mm Width：8mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-18
• Application:noise reduction equipment,experimental equipment,chuck industry,tower crane,clean stationery,bathroom facilities,standing experimental equipment,Infrared Technology,Display Devices,X-ray Equipment,Power equipment
• Similar models:SKF S728CD/HCP4A SKF 728CD/HCP4A SKF 7280BM NSK 7284B SKF S728CD/P4A SKF 728CD/P4A NSK 728C NSK 728A SKF S728ACD/HCP4A NSK 7284A
• BEARING POWER International Trading Co.,Ltd. specialize in 728ACD/HCP4A products，there is large inventory of SKF 728 ACD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 728 ACD/HCP4A Which SKF 728ACD/HCP4A 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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