3T4516 Trunnion Assembly for Caterpillar Equipment

The 3T4516 trunnion assembly is a pivot shaft component for Caterpillar equipment, including Caterpillar track-type tractors, pipelayers, and engine-machine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 3T4516 and is listed in the Pivot Shaft category. The supplied application data includes several Caterpillar machine and engine model designations. Model compatibility should be checked against the equipment identification and the part number before installation.

Fitment

The 3T4516 trunnion assembly is listed for the following Caterpillar equipment models:

• Caterpillar 3176C
• Caterpillar 3306
• Caterpillar 572R
• Caterpillar 7A
• Caterpillar 7S
• Caterpillar 7SU
• Caterpillar 7U
• Caterpillar D7R
• Caterpillar D7R II
• Caterpillar 57H

The supplied fitment records identify the following Caterpillar equipment categories:

• Caterpillar engine-machine applications
• Caterpillar pipelayers
• Caterpillar track-type tractors

The model designations above are reproduced as the available fitment information for this part. The list includes both machine series and engine-related designations, so the exact application should be confirmed using the equipment model and existing component number.

Cross-reference numbers

3T4516 is the identifying reference supplied for the trunnion assembly. The same number is listed as the equipment manufacturer reference and the interchange reference.

Specifications

The listed dimensions are 61 cm in length, 20 cm in width, and 20 cm in depth. The listed weight is 38.5 lb. No additional information about material, thread specifications, mounting hardware, seals, or included components is provided for this assembly.