INA RNA-NA4910 Needle Roller Bearing

Manufacturer: Schaeffler INA

Type: Needle Roller Bearing

Model: NA4910

Replaces: NA4910-XL

Dimensions

Bore diameter: 50 mm

Outer diameter D: 72 mm

Width B: 22 mm

Minimum chamfer dimension rmin: 0.6 mm

Basic load ratings:

Dynamic C_r: 53000 N

Static C_0r: 80000 N

Fatigue load limit C_ur: 14100 N

Reference speed: 4150 rpm

Limiting speed: 7800 rpm

Operating temperature:  -30 … +120 °C