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Bearing NA4904RS (KOYO)
Needle roller bearings NA4904RS
Bearing number : NA4904RS
Size (mm) : 20x37x18
Brand : KOYO
Bore Diameter (mm) : 20
Outer Diameter (mm) : 37
Width (mm) : 18
Bearing dimensions and specification in KOYO catalogue:
d - 20 mm
Fw - 25 mm
D - 37 mm
B - 18 mm
C - 17 mm
r5 min. - 0,3 mm
Weight - 0,087 Kg
Basic dynamic load rating (C) - 18,5 kN
Basic static load rating (C0) - 21,2 kN
(Grease) Lubrication Speed - 18000 r/min
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