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Here is KOYO NNU4921K Bearing distributor. After you order the bearings, the delivery time is about 5-7 days. You don't have to worry about out of stock at all, our inventory of KOYO NNU4921K Bearing is large enough to meet your needs. Now when you enter the purchase you will get the best price.
Bearing number : NNU4921K
Size (mm) : 105x145x40
Brand : KOYO
Bore Diameter (mm) : 105
Outer Diameter (mm) : 145
Width (mm) : 40
d - 105 mm
Fw - 118 mm
D - 145 mm
B - 40 mm
C - 40 mm
r min. - 1,1 mm
da min. - 111,5 mm
da max - 116 mm
Da max. - 138,5 mm
db min - 120 mm
ra max. - 1 mm
Weight - 1,91 Kg
Basic dynamic load rating (C) - 157 kN
Basic static load rating (C0) - 306 kN
(Grease) Lubrication Speed - 3900 r/min
(Oil) Lubrication Speed - 4600 r/min
Tags : KOYO , 105x145x40