d - 280 mm

D - 380 mm

B - 46 mm

d₁ - 311.8 mm

d₂ - 311.8 mm

D₁ - 348.2 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 67.4 mm

d_a - min. - 291 mm

d_b - min. - 291 mm

D_a - max. - 369 mm

D_b - max. - 374 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 319.7 mm

Basic dynamic load rating - C - 291 kN

Basic static load rating - C₀ - 455 kN

Fatigue load limit - P_u - 10.6 kN

Limiting speed for grease lubrication - 4000 r/min

Limiting speed for oil lubrication - 5600 mm/min

Ball - D_w - 30.162 mm

Ball - z - 31

G_ref - 159 cm3

Calculation factor - f₀ - 16.7

Preload class A - G_A - 1090 N

Preload class B - G_B - 2180 N

Preload class C - G_C - 4360 N

Preload class D - G_D - 8720 N

Calculation factor - f - 1.27

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 - 295 N/micron

Preload class B - 403 N/micron

Preload class C - 565 N/micron

Preload class D - 822 N/micron

Mass bearing - 11.09 kg

• Model Number: 71956 CD/HCP4A
• Inner Diameter：380mm Outer Diameter：280mm Width：46mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-14
• Application:knitted fabrics,journal lathe,suction nozzle,aerial work equipment,Grinding and polishing equipment,aerial work platform,ventilator anesthesia machine etc,air conditioning tools,food packaging,pump accessories,sterilizers
• Similar models:SKF 71956CD/HCP4A ISO 71956C SKF 71956ACD/P4A SKF 71956CD/P4A CX 71956ATBP4 ISO 71956A AST 71956C SKF 71956ACD/HCP4A ISB 71956A CX 71956CTBP4
• BEARING POWER International Trading Co.,Ltd. specialize in 71956CD/HCP4A products，there is large inventory of SKF 71956 CD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71956 CD/HCP4A Which SKF 71956CD/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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