Inner diameter:: 25.400 mm
Outer diameter: 57.150 mm
The size of the width: 17.463 mm
Weight:: 0.216 kg

Technical specifications

Designation: 15578 / 15520

Producer: TIMKEN

Technical data from the manufacturers catalog :

Inner diameter(d): 25.400 mm

External diameter(D): 57.150 mm

Working width (T): 17.463 mm

Width (height) (B): 17.462 mm

Outer cage width (C): 13.495 mm

Internal chamfer radius (R): 1.3 mm

Outside chamfer radius (r): 1.5 mm

Cr (KN): 39.5

Cor (KN): 45.5

a: 12.7 мм

Width: 0.216 mm