Inner diameter:: 45 mm
Outer diameter: 100 mm
The size of the width: 25 mm
Weight:: 0.87 kg

Technical specifications

Designation : N309

Dimensions, mm : 45x100x25

Producer : ETERNO

Technical data from the manufacturers catalog :

Weight - 0.87 Kg

Dynamic load rating (C) - 79 kN

Static load rating (C0) - 77 kN

Grease lubrication speed - 6200 rev/min

Speed limit with oil lubrication - 8300 rev/min