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Bearing NA4909-XL (INA)
Needle roller bearings NA4909-XL
Bearing number : NA4909-XL
Size (mm) : 45x68x22
Brand : INA
Bore Diameter (mm) : 45
Outer Diameter (mm) : 68
Width (mm) : 22
Bearing dimensions and specification in INA catalogue:
d - 45 mm
Fw - 52 mm
D - 68 mm
B - 22 mm
C - 22 mm
r min. - 0,6 mm
S - 1 mm
Weight - 0,271 Kg
Basic dynamic load rating (C) - 51 kN
Basic static load rating (C0) - 73 kN
Fatigue load limit (Pu) - 12,6
Reference speed - 5 500 r/min
Limiting speed - 8 500 r/min
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