3K0159 Retaining Ring for Caterpillar Equipment

The 3K0159 retaining ring is a steel transmission seal ring intended for installation in grooves in equipment bodies, internal holes, or on external shafts. It is used with Caterpillar equipment, including Caterpillar earthmoving compactors and Caterpillar engine-machine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The ring is identified by the part number 3K0159 and the hyphenated number 3K-0159. Its application is determined by the groove and mating dimensions listed below. The component is supplied as a retaining ring and has no cross holes.

Fitment

• Caterpillar 815B earthmoving compactor
• Caterpillar 3116 engine-machine application
• Caterpillar 3126 engine-machine application
• Caterpillar 3126B engine-machine application
• Caterpillar 3306 engine-machine application
• Caterpillar 3412 engine-machine application
• Caterpillar 3412D engine-machine application
• Caterpillar 3412E engine-machine application
• Caterpillar 3508 engine-machine application
• Caterpillar 3508B engine-machine application

The listed equipment coverage includes Caterpillar Earthmoving Compactor and Caterpillar Engine - Machine categories. Confirm the machine model and the retaining-ring groove dimensions before installation.

Cross-reference numbers

• 3K0159
• 3K-0159

These two numbers identify the same retaining-ring part number in unhyphenated and hyphenated formats.

Specifications

The free diameter, groove diameter, shell diameter, radial wall, groove width, boss height, and thickness are the recorded dimensional parameters for this retaining ring. The listed length, width, and depth are provided separately as overall dimensions. Values without a stated unit are reproduced as supplied in the part data.