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IR55X63X25 Inner Ring

IR55X63X25 Bearing
IR55X63X25 Inner Ring
IR55X63X25 Needle Roller Bearing Component
IR55X63X25 Needle Roller Bearing Inner Ring
IR55X63X25 Needle Roller Bearing Inner Ring without Lubrication Hole

Size: 55x63x25mm

Inner Diameter (d): 55mm
Outer Diameter (F): 63mm
Thickness / Width (B): 25mm
 
IR55X63X25 Inner Rings are made from hardened bearing steel and have precision machined or ground raceways.
 
Applications:
1. When in order to allow larger axial displacements of the shaft in relation to the housing, needle roller bearings must be combined with wider inner rings.
 
2. Where the shaft cannot be used as a raceway (such as for drawn cup needle roller bearings with open ends; drawn cup needle roller bearings with closed end; needle roller and cage assemblies; and needle roller bearings).
 
3. When optimal running surfaces are necessary in order to seal lips.

 
    
Bearing Number Boundary dimensions (mm)
d F B Weight (g)
IR55X63X25 55 63 25 141