Bearing model: VLA 20 0644N Four-point Contact Ball bearing
Inner diameter (ID):534mm
Outer diameter (OD):742.3mm
Width/Height: 56mm
External Gear Teeth
Moudle: M=6
NO. of teeth: Z=122
Pressure Angle: a=20°
Modification coefficient: X=0
Material:50Mn
Clearance as follow:
1.standard execution
Axial Clearance:0 to 0.7
radial Clearance:0 to 0.5
2.RL3 (clearance class 3)
Axial Clearance:0.4 to 0.7
radial Clearance:0.25 to 0.5
3.RL2 (clearance class 2)
Axial Clearance:0.17 to 0.53
radial Clearance:0.1 to 0.3
4.RL1 (clearance class 1)
Axial Clearance:0 to 0.1
radial Clearance:0 to 0.21
5.VSP (Bearing with preload)
Axial Clearance:0
radial Clearance:0
Basic load ratings:
Ca=200KN,Coa=455KN
Cr=131KN,Cor=171KN
Seals type: Rubber
Lubrication: Grease












