d - 200 mm

D - 280 mm

B - 38 mm

d₁ - 224.7 mm

d₂ - 224.7 mm

D₁ - 255.3 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1 mm

a - 75.2 mm

d_a - min. - 209 mm

d_b - min. - 209 mm

D_a - max. - 271 mm

D_b - max. - 275 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 231.4 mm

Basic dynamic load rating - C - 199 kN

Basic static load rating - C₀ - 250 kN

Fatigue load limit - P_u - 6.8 kN

Limiting speed for grease lubrication - 5000 r/min

Limiting speed for oil lubrication - 7500 mm/min

Ball - D_w - 25.4 mm

Ball - z - 26

G_ref - 81 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 - 1250 N

Preload class B - G_B - 2500 N

Preload class C - G_C - 5000 N

Preload class D - G_D - 10000 N

Calculation factor - f - 1.23

Calculation factor - f₁ - 0.98

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.07

Calculation factor - f_2C - 1.12

Calculation factor - f_2D - 1.17

Calculation factor - f_HC - 1.04

Preload class A - 538 N/micron

Preload class B - 704 N/micron

Preload class C - 938 N/micron

Preload class D - 1274 N/micron

Mass bearing - 5.11 kg

• Model Number: 71940 ACD/HCP4A
• Inner Diameter：280mm Outer Diameter：200mm Width：38mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-10
• Application:Pneumatic Actuator,engine,motor,flow control valve,bathroom facilities,Cylinder Pneumatic Treatment Element,Roller mill,container finishing,Equipment,Oral Image,Laser Measurements
• Similar models:SNR 71940CVUJ74 AST H71940C SKF 71940CD/P4A ISO 71940A SKF 71940ACD/HCP4A AST 71940C FAG HCB71940-E-T-P4S SKF 71940ACD/P4AH1 SKF 71940CD/HCP4A ISO 71940C
• BEARING POWER International Trading Co.,Ltd. specialize in 71940ACD/HCP4A products，there is large inventory of SKF 71940 ACD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71940 ACD/HCP4A Which SKF 71940ACD/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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