Bearing 638

Bearing 638 images
From: Deep Groove Ball Bearings
Deep Groove Ball Bearings Bearing 638 Related parameters
Name Value
Bearing number 638
Size (mm) 8x28x9
Brand MBY
Bore Diameter (mm) 8
Outer Diameter (mm) 28
Width (mm) 9
Bearing dimensions and specification
Name Value
d 8 mm
D 28 mm
B 9 mm
C 9 mm
r min. 0,3 mm
da min. 10 mm
Da max. 26 mm
ra max. 0,3 mm
Weight 0,0283 Kg
Basic dynamic load rating (C) 4,55 kN
Basic static load rating (C0) 1,97 kN
(Grease) Lubrication Speed 28 000 r/min
(Oil) Lubrication Speed 34 000 r/min

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