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Bearing NA6909-ZW (INA)
Needle roller bearings NA6909-ZW
Bearing number : NA6909-ZW
Size (mm) : 45x68x40
Brand : INA
Bore Diameter (mm) : 45
Outer Diameter (mm) : 68
Width (mm) : 40
Bearing dimensions and specification in INA catalogue:
d - 45 mm
D - 68 mm
B - 40 mm
F - 52 mm
rmin - 0,6 mm
s - 0,5 mm / Axial displacement
m - 495 g / Weight
Cr - 79000 N / Dynamic load rating (radial)
C0r - 127000 N / Static load rating (radial)
Cur - 21400 N / Fatigue limit load, radial
nG - 8600 1/min / Limiting speed
nB - 4850 1/min / Reference speed
Dimension series 69, double row
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Bore Dia, mm
Outer Dia, mm:
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