7C6973 Engine Bearing 0.75 mm / 0.030 in for Caterpillar Equipment

7C6973 is an engine bearing with an undersize of 0.75 mm (0.030 in), used in Caterpillar equipment and engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for Caterpillar construction machinery, road rollers, loaders, bulldozers, graders, pipe layers, excavators, and 3116 engines. The bearing specification identifies the undersize dimension as 0.75 mm, equivalent to 0.030 in.

Fitment

The 7C6973 bearing is listed for the following Caterpillar equipment and engine applications:

• Tracked bulldozers: D5M, D6M
• Autograders: 120H
• Road rollers: CP-533C, CP-563, CP-563C, CP-563D, CS-531C, CS-533C, CS-563, CS-563C, CS-563D, CS-573C, CS-573D, CS-583C, CS-583D
• Multifunctional loaders with attachment kit: IT28G, IT38F
• Truck engines: 3116
• Industrial engines: 3116
• Pipe layers: 561M
• Machine engines: 3116
• Track loaders: 953C, 963B
• Wheel loaders: 928G, 938F, 950F, 950F II, 960F
• Wheel excavators: M320

The source application data identifies the excavator equipment category but does not specify an additional excavator model beyond the M320 wheel excavator listing. Compatibility should be checked against the engine configuration and the required bearing undersize before installation.

Cross-reference numbers

• 7C6973
• 7C-6973

7C6973 is the SKU and the part number format supplied for this bearing. The hyphenated format 7C-6973 is also used in the application listing. Both formats refer to the same 0.75 mm (0.030 in) bearing number in the provided data.

Specifications

The listed dimensions and weight are product data supplied for the part. The 0.75 mm (0.030 in) undersize is the bearing size designation and is separate from the external product dimensions shown above.