6N4978 Radiator Core Gasket for Caterpillar Equipment

6N4978 is a radiator core gasket used in Caterpillar equipment. It is a beaded gasket identified for installation with the radiator core assembly on the listed Caterpillar track-type tractor models and designations. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 6N4978 and by the Caterpillar part number 6N-4978 format shown in the fitment data. The application information below includes the equipment type and model designations associated with this radiator core gasket.

Fitment

• Equipment manufacturer: Caterpillar
• Equipment type: Track-type tractor
• Compatible model or series designation: 140
• Compatible model or series designation: 143
• Compatible model or series designation: 4
• Compatible model or series designation: 4A
• Compatible model or series designation: D4D
• Compatible model or series designation: D4E
• Compatible model or series designation: D4E SR

Fitment is listed for the Caterpillar track-type tractor designations above. The gasket is identified specifically as a radiator core gasket, so its installation position is within the radiator core assembly of the compatible machine.

Cross-reference numbers

• Primary part number: 6N4978
• Part number with hyphenated format: 6N-4978
• Interchange and cross-reference number: 5S6287

These numbers are associated with the same radiator core gasket application in the supplied parts data. The SKU for the listed part is 6N4978.

Specifications

The listed dimensions are provided as length, width, and depth measurements. Weight is specified in pounds. The part should be matched by the equipment model designation, radiator core application, and cross-reference number before installation.