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By certification 
Item : Internal gear slewing ring
Module number : 013.20.0500
Raceway diameter : 500mm
Meterial : 50MnT
Gear type : internal gear
Gear module : 5
No. of teeth : 78
Pres. Angle : 20°
Taper pin : 10*45
Grease : lithium base grease
Seal : Rubber seal
Ball diameter : 20.638mm
Radial clearance : 0.04-0.10
Axial clearance : 0.04-0.10
Module number : 013.20.0500
Raceway diameter : 500mm
Meterial : 50MnT
Gear type : internal gear
Gear module : 5
No. of teeth : 78
Pres. Angle : 20°
Taper pin : 10*45
Grease : lithium base grease
Seal : Rubber seal
Ball diameter : 20.638mm
Radial clearance : 0.04-0.10
Axial clearance : 0.04-0.10
