6V8128 Ring fit Caterpillar

6V8128 is an external axial retaining ring used in transmission-related assemblies on Caterpillar earthmoving compactors. The ring is installed on a shaft and provides axial retention in the applicable assembly. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The ring is listed for the following Caterpillar equipment models:

• Caterpillar 816F earthmoving compactor
• Caterpillar 816F II earthmoving compactor
• Caterpillar 826G earthmoving compactor
• Caterpillar 826G II earthmoving compactor
• Caterpillar 826H earthmoving compactor
• Caterpillar 815B earthmoving compactor
• Caterpillar 815F earthmoving compactor
• Caterpillar 815F II earthmoving compactor
• Caterpillar 825G earthmoving compactor
• Caterpillar 825G II earthmoving compactor

Fitment is specified for Caterpillar earthmoving compactors. The model designations above identify the equipment applications provided for this part; compatibility should be checked against the machine serial number and the assembly configuration before installation.

Cross-reference numbers

The part is identified by the following number formats:

• 6V8128
• 6V-8128

6V8128 and 6V-8128 refer to the same part number format for this retaining ring.

Specifications

The ring type is external axial, meaning it is intended for installation on the outside of a shaft rather than inside a housing or bore. The specified free diameter is 59.92 mm, while the listed shaft diameter is 65 mm. These dimensions describe the ring and its stated shaft application; the installation groove dimensions are not provided in the available product data.

The supplied product is the retaining ring only. No additional hardware, seals, fasteners, or installation tools are specified as included.