d - 17 mm

D - 30 mm

B - 7 mm

d₁ - 21.1 mm

d₂ - 20.1 mm

D₁ - 25.9 mm

K - 0.5 mm

C₁ - 4.35 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 9.6 mm

d_a - min. - 19 mm

d_b - min. - 19 mm

D_a - max. - 28 mm

D_b - max. - 29.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 22 mm

Basic dynamic load rating - C - 3.2 kN

Basic static load rating - C₀ - 1.5 kN

Fatigue load limit - P_u - 0.063 kN

Limiting speed for grease lubrication - 75000 r/min

Limiting speed for oil lubrication - 115000 mm/min

Ball - D_w - 3.969 mm

Ball - z - 13

G_ref - 0.2 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 - 29 N

Preload class B - G_B - 87 N

Preload class C - G_C - 175 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.04

Calculation factor - f_2C - 1.08

Calculation factor - f_HC - 1.01

Preload class A - 39 N/micron

Preload class B - 61 N/micron

Preload class C - 79 N/micron

Mass bearing - 0.014 kg

• Model Number: 71903 ACE/HCP4AH
• Inner Diameter：30mm Outer Diameter：17mm Width：7mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-15
• Application:pump accessories,Gear grinding machine,teaching equipment,Gripper Swing,ignition system,ventilator anesthesia machine etc,thread processing machine,dynamic blood pressure,quality inspection equipment,climb ladder,equipment
• Similar models:SKF S71903CE/P4A FAG B71903-C-T-P4S ISO 71903CDB SNR ML71903HVDUJ74S FAG HCS71903-E-T-P4S SKF S71903ACD/HCP4A FAG HSS71903-E-T-P4S FAG HSS71903-C-T-P4S CX 71903C-UD SNR 71903HVDUJ74
• BEARING POWER International Trading Co.,Ltd. specialize in 71903ACE/HCP4AH products，there is large inventory of SKF 71903 ACE/HCP4AH . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71903 ACE/HCP4AH Which SKF 71903ACE/HCP4AH 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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