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Bearing NNU 4980 BK/SPW33 Bearing NNU 4980 BK/SPW33

SKF NNU4980BK/SPW33 bearing

Details

Cylindrical roller bearings, double row, super-precision NNU 4980 BK/SPW33

Bearing number : NNU 4980 BK/SPW33

Size (mm) : 400x540x140

Brand : SKF

Bore Diameter (mm) : 400

Outer Diameter (mm) : 540

Width (mm) : 140

Bearing dimensions and specification in SKF catalogue:

d - 400 mm

D - 540 mm

B - 140 mm

D1 - 490.8 mm

F - 446 mm

b - 16.7 mm

K - 9 mm

r1,2 - min. - 4 mm

r3,4 - min. - 2.5 mm

s - 5.5 mm

da - min. - 415 mm

da - max. - 441 mm

Da - max. - 524 mm

ra - max. - 3 mm

Basic dynamic load rating - C - 1470 kN

Basic static load rating - C0 - 3800 kN

Fatigue load limit - Pu - 335 kN

Limiting speed for grease lubrication - 1300 r/min

Limiting speed for oil lubrication - 1500 r/min

Mass bearing - 87.5 kg

Bearing NNU 4980 BK/SPW33 Bearing NNU 4980 BK/SPW33

Online Message

SKF NNU4980BK/SPW33 bearing Company information

SKF NNU4980BK/SPW33 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. SKF NNU4980BK/SPW33 bearing can ensure high quality for more than 80% raw material of SKF NNU4980BK/SPW33 bearing provided by the steel plant.Explorer series bearing of SKF NNU4980BK/SPW33 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of SKF NNU4980BK/SPW33 bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .

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