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Bearing NA4904 (Timken)
Needle roller bearings NA4904
Bearing number : NA4904
Size (mm) : 20x37x17
Brand : Timken
Bore Diameter (mm) : 20
Outer Diameter (mm) : 37
Width (mm) : 17
Bearing dimensions and specification in Timken catalogue:
d - 20 mm
Fw - 25 mm
D - 37 mm
B - 17 mm
C - 17 mm
r - 0,3 mm
S - 1,5 mm
Weight - 0,084 Kg
Basic dynamic load rating (C) - 21,3 kN
Basic static load rating (C0) - 25,5 kN
(Grease) Lubrication Speed - 18000 r/min
(Oil) Lubrication Speed - 12000 r/min
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