Caterpillar 7G-5221 Plate

Caterpillar 7G-5221 is a 120 mm diameter retainer plate used as a bogie plate component in Cat track assemblies. The official Cat Parts Store lists it as "7G-5221: 120mm Diameter Retainer Plate," confirming its identity as a genuine Caterpillar spare part with the 120 mm diameter specification. Distributors and catalog entries—such as Novi Group—also reference "7G-5221 Plate" for Caterpillar equipment, reinforcing its role in bogie hardware. The part appears in multilingual CAT pages (English and Spanish, among others), indicating broad availability and standardization across regions. In Caterpillar terminology, this plate is listed as "PLATE, BOGIE" with the cross-reference B-7G5221, tying it to bogie assemblies that support undercarriage components. When servicing Caterpillar machines that require the B-7G5221/7G-5221 component, this plate is specified to ensure correct diameter, fit, and compatibility with the surrounding bogie parts.