d - 20 mm

D - 37 mm

B - 9 mm

d₁ - 25.65 mm

d₂ - 24.4 mm

D₁ - 31.49 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.15 mm

a - 11.6 mm

d_a - min. - 22 mm

d_b - min. - 22 mm

D_a - max. - 35 mm

D_b - max. - 36.2 mm

r_a - max. - 0.3 mm

r_b - max. - 0.15 mm

d_n - 26.7 mm

Basic dynamic load rating - C - 4.7 kN

Basic static load rating - C₀ - 2.3 kN

Fatigue load limit - P_u - 0.098 kN

Limiting speed for grease lubrication - 60000 r/min

Limiting speed for oil lubrication - 95000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 14

G_ref - 0.5 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 - 42 N

Preload class B - G_B - 130 N

Preload class C - G_C - 250 N

Calculation factor - f - 1.04

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 - 52 N/micron

Preload class B - 76 N/micron

Preload class C - 98 N/micron

Mass bearing - 0.032 kg

• Model Number:71904 ACE/HCP4A
• Inner Diameter：37mm Outer Diameter：20mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-16
• Application:Industrial,Dental Drill etc,power protection,wheel lathe,meat products machine,sheet industry,Rolling mill,hook,metal mold,directional control valve,circulating pump
• Similar models:FAG HS71904-E-T-P4S FAG HCB71904-E-2RSD-T-P4S SKF 71904CD/HCP4A SKF 71904ACE/HCP4AH SKF 71904CE/P4A SKF S71904CD/P4A SKF 71904ACE/P4A ISO 71904CDB SNR MLE71904HVDUJ74S CX 71904CTBP4
• BEARING POWER International Trading Co.,Ltd. specialize in 71904ACE/HCP4A products，there is large inventory of SKF 71904 ACE/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71904 ACE/HCP4A Which SKF 71904ACE/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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