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：2025-12-10
• Application:power tools,air conditioning tools,spreader series,Ball screw,clean stationery,vacuum filter,engineering machine,blood cell reagent,Industrial Adhesive,engine,sterilizers
• Similar models:ISO 71821A SKF 71821ACD/P4 AST 71821AC SKF 71821CD/HCP4 AST 71821C CX 71821ATBP4 SKF 71821ACD/HCP4 ISO 71821C CX 71821CTBP4 SKF 71821CD/P4
• 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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  7222	110	200	38	NTN	Angular Contact Ball Bearings
  7413 ADT	65	160	74	ISO	Angular Contact Ball Bearings
  81206	30	52		ISO	Thrust Roller Bearings
  9114P	70	110	20	Timken	Deep Groove Ball Bearings
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  NU3028	140	210	53	FAG	CYLINDRICAL ROLLER BEARINGS
  MS-19	3.0000	7.0000	1.5625	FED	DEEP GROOVE BALL BEARINGS
  SNW109x17/16	45	65		Torrington	ADAPTERS
  60/32	32	58	13	CONSOLIDATED	DEEP GROOVE BALL BEARINGS