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 - 6.2 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 - 3.7 kN

Basic static load rating - C₀ - 1.4 kN

Fatigue load limit - P_u - 0.057 kN

Limiting speed for grease lubrication - 70000 r/min

Limiting speed for oil lubrication - 110000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 8

G_ref - 0.228 cm3

Calculation factor - f₀ - 7.9

Preload class A - G_A - 14 N

Preload class B - G_B - 28 N

Preload class C - G_C - 56 N

Preload class D - G_D - 112 N

Calculation factor - f - 1.02

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.05

Calculation factor - f_HC - 1

Preload class A - 12 N/micron

Preload class B - 15 N/micron

Preload class C - 21 N/micron

Preload class D - 30 N/micron

Mass bearing - 0.017 kg

• Model Number: 728 CD/P4A
• Inner Diameter：24mm Outer Diameter：8mm Width：8mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-12
• Application:Laser Measurements,Machine tools,rolling mill roll neck and slowdown device,forklift industry,container finishing,flow control valve,hinge industry,flexible processing,Cylinder Type,embroidery cloth,orthodontic material
• Similar models:SKF S728ACD/HCP4A SKF 7280BM NSK 728A NSK 728C NTN AU0728-1LL/L588 SKF S728ACD/P4A ISB 7280B SKF 728CD/HCP4A SKF 728CD/P4A SKF S728CD/HCP4A
• BEARING POWER International Trading Co.,Ltd. specialize in 728CD/P4A products，there is large inventory of SKF 728 CD/P4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 728 CD/P4A Which SKF 728CD/P4A 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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