Inner diameter:: 40 mm
Outer diameter: 76.2 mm
The size of the width: 20.638 mm
Weight:: 0.386 kg

Technical specifications

Designation: 28158 / 28300

Producer: TIMKEN

Technical data from the manufacturers catalog :

Inner diameter(d): 40 mm

External diameter(D): 76.2 mm

Working width (T): 20.638 mm

Width (height) (B): 20.94 mm

Outer cage width (C): 15.507 mm

Internal chamfer radius (R): 1.5 mm

Outside chamfer radius (r): 1.3 mm

Cr (KN): 55.5

Cor (KN): 63

a: 16.1 мм

Width: 0.386 mm