Manufacturer: NSK

Type: Spherical Roller Bearing

Model: 22228 CD K E4 C3 S11



Dimensions:

Bore Diameter d: 140 mm

Outer diameter D: 250 mm

Width B: 68 mm

Basic load ratings:

Dynamic C_r: 645 kN

Static C_0r: 930 kN

Radial internal clearance: C3

Limiting speed (grease): 1400 rpm

Limiting speed (oil): 1700 rpm

Cage: pressed steel cage

Lubrication: E4; Lubrication groove in outside surface and holes in outer ring

Bore design: Tapered bore (taper 1:12)

Special specification: S11; Dimensional stabilizing treatment, working temperature under 200 ^oC