INA NA4909-RSR bearing

Bearing NA4909-RSR

NA4909-RSR INA bearing,

INA NA4909-RSR bearing, Size: 45x68x23. INA NA4909-RSR are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearings NA4909-RSR

Bearing number : NA4909-RSR

Size (mm) : 45x68x23

Brand : INA

Bore Diameter (mm) : 45

Outer Diameter (mm) : 68

Width (mm) : 23

Bearing dimensions and specification in INA catalogue:

d - 45 mm

D - 68 mm

B - 23 mm

C - 22 mm

F - 52 mm

rmin - 0,6 mm

m - 290 g / Weight

Cr - 43000 N / Dynamic load rating (radial)

C0r - 59000 N / Static load rating (radial)

Cur - 9700 N / Fatigue limit load, radial

nG Fett - 3900 1/min / Limiting speed for grease lubrication

dimension series 49, lip seal on one side