4D3151 Needle Bearing for Caterpillar Equipment

4D3151 is a needle bearing used in Caterpillar equipment, including earthmoving compactors, engines and machines, and wheel tractor-scrapers. The part is identified by the Caterpillar equipment manufacturer number 4D-3151 and the SKU 4D3151. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The bearing is listed for the following Caterpillar equipment and machine models:

• Caterpillar 826C earthmoving compactor
• Caterpillar 3306 engine or machine application
• Caterpillar 3406 engine or machine application
• Caterpillar 3406B engine or machine application
• Caterpillar 3406C engine or machine application
• Caterpillar 3406E engine or machine application
• Caterpillar C-9 engine or machine application
• Caterpillar C15 engine or machine application
• Caterpillar C9 engine or machine application
• Caterpillar 621E wheel tractor-scraper

Equipment fitment is specified by the listed Caterpillar model designations. Before installation, the bearing dimensions and the part number should be checked against the component being replaced, particularly where the same engine or machine series has multiple bearing applications.

Specifications

The dimensional data includes the bearing outside diameter, inside diameter and height, together with the listed length, width and depth values. The diameter and height values are provided in inches, while the length, width and depth values are provided in centimetres. The recorded weight is provided in pounds.