Caterpillar Incorporated 0A1145 Special Washer

Caterpillar 0A1145 Special Washer is an original Cat part designated 0A1145, produced for use in Caterpillar equipment assemblies. The term “Special Washer” denotes a non‑standard washer tailored to fit specific Cat applications and mating components rather than a generic off‑the‑shelf item. Exact specifications—such as outer diameter, inner diameter, thickness, material, and compatibility with particular Cat machine models—are defined by the intended application and are listed in Caterpillar’s official parts catalogs or the Cat Parts Store entry for 0A1145. To ensure proper fit and performance, verify the part against your Caterpillar model and bolt size through the official Cat parts catalog or with your local Cat dealer before ordering.