NTN 7224DF bearing

120x215x40

A: Bearing noise is a function of both the bearing and the way it is used. Some external factors that affect bearing noise include lubricant type, excessive bearing load, and improper installation. Once the abnormal noise occurred, you can contact our engineers, we will help you find the reasons and provide the appropriate solutions.



Angular contact ball bearings 7224DF

Bearing number : 7224DF

Size (mm) : 120x215x40

Brand : NTN

Bore Diameter (mm) : 120

Outer Diameter (mm) : 215

Width (mm) : 40

Bearing dimensions and specification in NTN catalogue:

d - 120 mm

D - 215 mm

B - 40 mm

ra1 max. - 1 mm

Angle (α) - 25 °

a - 68,5 mm

r min. - 2,1 mm

r1 min. - 1,1 mm

2B - 80 mm

Da max. - 203 mm

ra max. - 2 mm

Weight - 12,52 Kg

Basic dynamic load rating (C) - 297 kN

Basic static load rating (C0) - 355 kN

(Grease) Lubrication Speed - 2 600 r/min

(Oil) Lubrication Speed - 3 400 r/min

Bearing 7224DF

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