Bearing NNU 4948 BK/SPW33

Bearing NNU 4948 BK/SPW33 images Bearing NNU 4948 BK/SPW33 images
From: Cylindrical Roller Bearings
Cylindrical Roller Bearings Bearing NNU 4948 BK/SPW33 Related parameters
Name Value
Bearing number NNU 4948 BK/SPW33
Size (mm) 240x320x80
Brand MBY
Bore Diameter (mm) 240
Outer Diameter (mm) 320
Width (mm) 80
Bearing dimensions and specification
Name Value
d 240 mm
D 320 mm
B 80 mm
D1 292.2 mm
F 265.3 mm
b 11.1 mm
K 3 mm
r1,2 min. - 2.1 mm
r3,4 min. - 1.1 mm
s 3.7 mm
da min. - 251 mm
da max. - 262 mm
Da max. - 309 mm
ra max. - 2 mm
dn 267 mm
Basic dynamic load rating C - 528 kN
Basic static load rating C0 - 1220 kN
Fatigue load limit Pu - 118 kN
Limiting speed for grease lubrication 2200 r/min
Limiting speed for oil lubrication 2600 mm/min
Gref 171 cm
Mass bearing 17.5 kg

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