d - 105 mm

D - 190 mm

B - 36 mm

d₁ - 131.2 mm

d₂ - 131.2 mm

D₁ - 163.8 mm

r_1,2 - min. - 2.1 mm

r_3,4 - min. - 1.1 mm

a - 52.6 mm

d_a - min. - 117 mm

d_b - min. - 117 mm

D_a - max. - 178 mm

D_b - max. - 183 mm

r_a - max. - 2 mm

r_b - max. - 1 mm

d_n - 138.4 mm

Basic dynamic load rating - C - 163 kN

Basic static load rating - C₀ - 146 kN

Fatigue load limit - P_u - 5.1 kN

Limiting speed for grease lubrication - 7500 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - D_w - 26.988 mm

Ball - z - 15

G_ref - 48.333 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 - 1000 N

Preload class B - G_B - 2000 N

Preload class C - G_C - 4000 N

Preload class D - G_D - 8000 N

Calculation factor - f - 1.08

Calculation factor - f₁ - 0.99

Calculation factor - f_2A - 1

Calculation factor - f_2B - 1.01

Calculation factor - f_2C - 1.03

Calculation factor - f_2D - 1.06

Calculation factor - f_HC - 1.01

Preload class A - 342 N/micron

Preload class B - 443 N/micron

Preload class C - 585 N/micron

Preload class D - 786 N/micron

Mass bearing - 3.142 kg

• Model Number: 7221 ACD/HCP4A
• Inner Diameter：190mm Outer Diameter：105mm Width：36mm
• Type：Angular Contact Ball Bearings
• Update date：2025-04-24
• Application:preservation equipment,safety testing,plastic blow molding,Ball screw,woodworking machinery,car shock absorber,paint paint,Workpiece,organic raw materials,Pest Monitoring,water
• Similar models:NKE 7221-BECB-MP FAG B7221-C-T-P4S NTN 7221BG CX 7221A-UX KOYO 7221C AST 7221C ISO 7221ADB CX 7221C-UO CX 7221CTBP4 CYSD 7221DT
• BEARING POWER International Trading Co.,Ltd. specialize in 7221ACD/HCP4A products，there is large inventory of SKF 7221 ACD/HCP4A . We has been built up long-term cooperation with SKF company, could make a bulk order of the 7221 ACD/HCP4A Which SKF 7221ACD/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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