Inner diameter:: 45 mm
Outer diameter: 68 mm
The size of the width: 22 mm
Weight:: 0.271 kg

Technical specifications

Designation: NA4909

Producer: INA

Technical data from the manufacturers catalog :

Inner diameter (d): 45 mm

Inner diameter (F): 52 mm

Outside diameter (D): 68 mm

Width (B): 22 mm

Weight: 0.271 kg

Limiting speed (rpm): 8500

Loading capacity dynamic (C): 45.0

Loading capacity dynamic (C0): 73.0