NTN 51228 THRUST BALL BEARING

Manufacturer: NTN

Type: Thrust ball bearings single direction

Model: 51228

Dimensions

Bore diameter d: 140 mm

Outer diameter D: 200 mm

Height H: 46 mm

Outside diameter shaft washer d₁: 197 mm

Inner diameter housing washer D₁: 143 mm

Minimum chamfer dimension r_{s min}: 1.5 mm

Basic load ratings:

Dynamic C_a: 193 kN

Static C_0a: 595 kN

Fatigue load rating C_u: 20.6 kN

Allowable speed:

Grease lubrication: 980 rpm

Oil lubrication: 1400 rpm

Cage: Machined steel cage

Weight: 4.7 kg