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Bearing 7921DB

NTN 7921DB bearing

Details

Angular contact ball bearings 7921DB

Bearing number : 7921DB

Size (mm) : 105x145x20

Brand : NTN

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 20

Bearing dimensions and specification in NTN catalogue:

d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

ra1 max. - 0,6 mm

Angle (α) - 25 °

a - 46 mm

r min. - 1,1 mm

r1 min. - 0,6 mm

2B - 40 mm

da min. - 112 mm

ra max. - 1 mm

Db max - 140,5 mm

Weight - 1,944 Kg

Basic dynamic load rating (C) - 79 kN

Basic static load rating (C0) - 109 kN

(Grease) Lubrication Speed - 3 500 r/min

(Oil) Lubrication Speed - 4 700 r/min

Bearing 7921DB

Online Message

NTN 7921DB bearing Company information

NTN 7921DB bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. NTN 7921DB bearing can ensure high quality for more than 80% raw material of NTN 7921DB bearing provided by the steel plant.Explorer series bearing of NTN 7921DB bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of NTN 7921DB bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .

NTN 7921DB bearing Related News

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