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Bearing NNU4938K (KOYO)
Cylindrical roller bearings NNU4938K
Bearing number : NNU4938K
Size (mm) : 190x260x69
Brand : KOYO
Bore Diameter (mm) : 190
Outer Diameter (mm) : 260
Width (mm) : 69
Bearing dimensions and specification in KOYO catalogue:
d - 190 mm
Fw - 210 mm
D - 260 mm
B - 69 mm
C - 69 mm
r min. - 2 mm
da min. - 199 mm
da max - 207 mm
Da max. - 251 mm
db min - 215 mm
ra max. - 2 mm
Weight - 10,5 Kg
Basic dynamic load rating (C) - 465 kN
Basic static load rating (C0) - 996 kN
(Grease) Lubrication Speed - 2000 r/min
(Oil) Lubrication Speed - 2400 r/min
Tags : KOYO , 190x260x69
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