NTN 7022DF bearing

110x170x28

Reducing delivery lead time for machine tools with local production. NTN Corporation (hereafter, NTN) will start its first overseas mass-production of precision bearings for machine tools at NTN Mettmann (Deutschland) GmbH, a subsidiary of manufacturing company NTN Kugellagerfabrik (Deutschland) GmbH (hereafter, NTN DMF) located in Germany from end of August 2018.



Angular contact ball bearings 7022DF

Bearing number : 7022DF

Size (mm) : 110x170x28

Brand : NTN

Bore Diameter (mm) : 110

Outer Diameter (mm) : 170

Width (mm) : 28

Bearing dimensions and specification in NTN catalogue:

d - 110 mm

D - 170 mm

B - 28 mm

ra1 max. - 1 mm

Angle (α) - 25 °

a - 54,5 mm

r min. - 2 mm

r1 min. - 1 mm

2B - 56 mm

Da max. - 160 mm

db min - 120 mm

ra max. - 2 mm

Weight - 4,6 Kg

Basic dynamic load rating (C) - 149 kN

Basic static load rating (C0) - 186 kN

(Grease) Lubrication Speed - 3 100 r/min

(Oil) Lubrication Speed - 4 200 r/min

Bearing 7022DF

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