Ball Bearing 1143392

Ball bearing for Caterpillar equipment, identified by part numbers 1143392 and 114-3392. The part is used in Caterpillar petroleum equipment, off-road dump trucks, and industrial engines, including the equipment models and engine applications listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied application data groups this bearing across several Caterpillar equipment types. The listed applications include petroleum products, off-road dump trucks, and industrial engine equipment. Model references are reproduced by equipment group to support identification against the machine documentation and the part number being replaced.

Fitment

• Petroleum products: Caterpillar 3512C, CX48-P2300, TH48-E70, TH48-E80.
• Off-road dump trucks: Caterpillar 777, 777E, 777F, 776B, 776C, 776D, 777B, 777C, 777D, 777G.
• Industrial engines: Caterpillar 3512B, C4.4, SPF343C, SPF743.

The fitment list includes both complete machine model designations and engine or equipment designations. For the off-road dump truck applications, the listed series includes 776B, 776C, 776D, 777B, 777C, 777D, 777, 777E, 777F, and 777G. The petroleum equipment applications are listed as 3512C, CX48-P2300, TH48-E70, and TH48-E80. The industrial engine applications are listed as 3512B, C4.4, SPF343C, and SPF743.

Cross-reference numbers

• 1143392
• 114-3392

Part number 1143392 is also written in hyphenated form as 114-3392. Both number formats identify the bearing specified for the Caterpillar equipment and applications listed in this description.

Specifications

The dimensional data for this bearing is an outer diameter of 7.1 inches, an inner diameter of 5.51 inches, and a height of 0.95 inches. These dimensions are provided for part identification and should be compared with the bearing removed from the machine and the applicable Caterpillar parts documentation before installation.

The description covers the bearing itself. No additional components, seals, spacers, retaining parts, or installation hardware are specified as included.