INA RNA4909 bearing

Bearing RNA4909

RNA4909 INA bearing,

INA RNA4909 bearing, Size: 52x68x22. INA RNA4909 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearings RNA4909

Bearing number : RNA4909

Size (mm) : 52x68x22

Brand : INA

Bore Diameter (mm) : 52

Outer Diameter (mm) : 68

Width (mm) : 22

Bearing dimensions and specification in INA catalogue:

Fw - 52 mm

D - 68 mm

C - 22 mm

rmin - 0,6 mm

m - 182 g / Weight

Cr - 51000 N / Dynamic load rating (radial)

C0r - 73000 N / Static load rating (radial)

Cur - 12600 N / Fatigue limit load, radial

nG - 8600 1/min / Limiting speed

nB - 4550 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206