d - 105 mm

D - 130 mm

B - 13 mm

d₁ - 113.2 mm

d₂ - 113.2 mm

D₁ - 122 mm

r_1,2 - min. - 1 mm

r_3,4 - min. - 0.3 mm

a - 22.3 mm

d_a - min. - 109.6 mm

d_b - min. - 109.6 mm

D_a - max. - 125.4 mm

D_b - max. - 128 mm

r_a - max. - 1 mm

r_b - max. - 0.3 mm

d_n - 114.6 mm

Basic dynamic load rating - C - 22.9 kN

Basic static load rating - C₀ - 30 kN

Fatigue load limit - P_u - 1.2 kN

Limiting speed for grease lubrication - 11000 r/min

Limiting speed for oil lubrication - 16000 mm/min

Ball - D_w - 7.144 mm

Ball - z - 35

G_ref - 4 cm3

Calculation factor - f₀ - 17.4

Preload class A - G_A - 130 N

Preload class B - G_B - 390 N

Preload class C - G_C - 780 N

Calculation factor - f - 1.44

Calculation factor - f₁ - 1

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.1

Calculation factor - f_2C - 1.18

Calculation factor - f_HC - 1.02

Preload class A - 106 N/micron

Preload class B - 186 N/micron

Preload class C - 278 N/micron

Mass bearing - 0.289 kg

• Model Number: 71821 CD/HCP4
• Inner Diameter：130mm Outer Diameter：105mm Width：13mm
• Type：Angular Contact Ball Bearings
• Update date：2025-12-13
• Application:chemical instruments,electronic components,supporting facilities,Chromatography Products,tapping machine,machine tool spindle,Optical detection,agrochemical,printing equipment,shoe-making machinery,miscellaneous instruments
• Similar models:CX 71821CTBP4 SKF 71821CD/P4 ISO 71821C SKF 71821CD/HCP4 CX 71821ATBP4 SKF 71821ACD/P4 AST 71821C ISO 71821A SKF 71821ACD/HCP4 AST 71821AC
• BEARING POWER International Trading Co.,Ltd. specialize in 71821CD/HCP4 products，there is large inventory of SKF 71821 CD/HCP4 . We has been built up long-term cooperation with SKF company, could make a bulk order of the 71821 CD/HCP4 Which SKF 71821CD/HCP4 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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