2H2451 Engine Bearing 0.025 in for Caterpillar

2H2451 is a front engine bearing assembly for Caterpillar equipment, including industrial and marine engines, pipelayers, and track-type tractors. The bearing is specified as 0.025 inch US undersize, equivalent to 0.64 mm undersize. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is used in Caterpillar engine and machine applications where a front bearing assembly with a 0.025 inch undersize is required. The available application information identifies Caterpillar D342 and D342C engines, the D339T engine, Caterpillar 583H pipelayers, and Caterpillar D8H track-type tractors.

Fitment

• Caterpillar D342 engine
• Caterpillar D342C engine
• Caterpillar D339T engine
• Caterpillar 583H pipelayer
• Caterpillar D8H track-type tractor

Equipment categories listed for this part are Caterpillar industrial engines, Caterpillar marine engines, Caterpillar pipelayers, and Caterpillar track-type tractors. Compatibility should be checked against the engine arrangement and the required bearing undersize before installation.

Cross-reference numbers

The number 2H2451 is used as the reference for the front bearing assembly in the available equipment and supplier data.

Specifications

This bearing is identified specifically as a 0.025 inch undersize component. The undersize designation refers to the bearing size required for the corresponding machined engine bearing surface. The front position and the required 0.025 inch US specification should be confirmed during parts selection and engine assembly.