5P5528 Adapter O-Ring for Caterpillar Equipment

The 5P5528 Adapter O-Ring is a sealing component used with Caterpillar equipment. It is associated with Caterpillar articulated dump trucks, Challenger machines, and paving compactors. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified as an adapter O-ring and is installed in fluid fitting and adapter assemblies. Its function is to seal the connection between the adapter and the mating component, helping prevent leakage at the joint during equipment operation.

Fitment

The 5P5528 Adapter O-Ring is listed for the following Caterpillar equipment models and series:

• Caterpillar 725 articulated dump truck
• Caterpillar 730 articulated dump truck
• Caterpillar 65E Challenger
• Caterpillar 75E Challenger
• Caterpillar 85E Challenger
• Caterpillar 95E Challenger
• Caterpillar CB-634C paving compactor
• Caterpillar CB-634D paving compactor
• Caterpillar CP-533C paving compactor

Compatibility should be confirmed by comparing the part number and the machine serial number with the equipment parts documentation before installation.

Cross-reference numbers

The part is identified in Caterpillar parts documentation and supplier listings under the following number formats:

• 5P5528
• 5P-5528

The unhyphenated and hyphenated formats refer to the same listed part number designation.

Specifications