d - 20 mm

D - 37 mm

B - 9 mm

d₁ - 25.6 mm

d₂ - 25.6 mm

D₁ - 31.4 mm

r_1,2 - min. - 0.3 mm

r_3,4 - min. - 0.2 mm

a - 8.4 mm

d_a - min. - 22 mm

d_b - min. - 22 mm

D_a - max. - 35 mm

D_b - max. - 35.6 mm

r_a - max. - 0.3 mm

r_b - max. - 0.2 mm

d_n - 26.8 mm

Basic dynamic load rating - C - 6 kN

Basic static load rating - C₀ - 3.2 kN

Fatigue load limit - P_u - 0.137 kN

Limiting speed for grease lubrication - 53000 r/min

Limiting speed for oil lubrication - 75000 mm/min

Ball - D_w - 4.762 mm

Ball - z - 15

G_ref - 0.45 cm3

Calculation factor - f₀ - 9.8

Preload class A - G_A - 25 N

Preload class B - G_B - 50 N

Preload class C - G_C - 100 N

Preload class D - G_D - 200 N

Calculation factor - f - 1.05

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.18

Calculation factor - f_HC - 1.04

Preload class A - 24 N/micron

Preload class B - 32 N/micron

Preload class C - 44 N/micron

Preload class D - 62 N/micron

Mass bearing - 0.033 kg

• Model Number: 71904 CD/HCP4A
• Inner Diameter：37mm Outer Diameter：20mm Width：9mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-19
• Application:key lock,mathematical instruments,oral medical device,bio-chemical,wheel lathe,Switch,Grinding and polishing equipment,paper processing machine,intermediate,granulator,wheel lathe
• Similar models:SKF 71904ACE/P4A FAG B71904-C-2RSD-T-P4S ISO 71904A SNR MLE71904HVDUJ74S SKF 71904CE/HCP4AH SKF 71904ACD/HCP4A SKF S71904CD/HCP4A FAG HSS71904-E-T-P4S FAG HSS71904-E-T-P4S ISO 71904CDB
• BEARING POWER International Trading Co.,Ltd. specialize in 71904CD/HCP4A products，there is large inventory of SKF 71904 CD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71904 CD/HCP4A Which SKF 71904CD/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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