SKF NNU4984BK/SPW33 bearing

420x560x140

(NNU design) F: 134.5mm. Width annular lubrication groove at outer ring b: 5.5mm. ... (bearing with tapered bore) r3,4min: 0.6mm. Permissible axial displacement from the ...



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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