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Bearing NNU 4984 BK/SPW33 Bearing NNU 4984 BK/SPW33

SKF NNU4984BK/SPW33 bearing

Details

Cylindrical roller bearings, double row, super-precision NNU 4984 BK/SPW33

Bearing number : NNU 4984 BK/SPW33

Size (mm) : 420x560x140

Brand : SKF

Bore Diameter (mm) : 420

Outer Diameter (mm) : 560

Width (mm) : 140

Bearing dimensions and specification in SKF catalogue:

d - 420 mm

D - 560 mm

B - 140 mm

D1 - 510.5 mm

F - 466 mm

b - 16.7 mm

K - 9 mm

r1,2 - min. - 4 mm

r3,4 - min. - 2 mm

s - 5.5 mm

da - min. - 435 mm

da - max. - 461 mm

Da - max. - 544 mm

ra - max. - 3 mm

Basic dynamic load rating - C - 1510 kN

Basic static load rating - C0 - 4000 kN

Fatigue load limit - Pu - 335 kN

Limiting speed for grease lubrication - 1200 r/min

Limiting speed for oil lubrication - 1400 r/min

Mass bearing - 91 kg

Bearing NNU 4984 BK/SPW33 Bearing NNU 4984 BK/SPW33

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SKF NNU4984BK/SPW33 bearing Company information

SKF NNU4984BK/SPW33 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. SKF NNU4984BK/SPW33 bearing can ensure high quality for more than 80% raw material of SKF NNU4984BK/SPW33 bearing provided by the steel plant.Explorer series bearing of SKF NNU4984BK/SPW33 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of SKF NNU4984BK/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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