6N4979 Radiator Gasket for Caterpillar Equipment

The 6N4979 radiator gasket is a beaded gasket used with Caterpillar equipment. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The gasket is identified by the Caterpillar equipment part number 6N4979 and the hyphenated catalog format 6N-4979. The supplied application data identifies the part for Caterpillar track-type tractor equipment and the listed machine models and series below.

Fitment

• Caterpillar Track-Type Tractor
• Caterpillar 140
• Caterpillar 143
• Caterpillar 4
• Caterpillar 4A
• Caterpillar D4D
• Caterpillar D4E
• Caterpillar D4E SR

The fitment list is based on the model designations associated with part number 6N4979 / 6N-4979. The available data does not specify production years, serial number ranges, engine configurations, or the exact radiator assembly position for each listed model.

Cross-reference numbers

6N4979 and 6N-4979 are two catalog formats for the same identified gasket number. No additional supplier or equipment-manufacturer reference numbers are specified in the available product data.

Specifications

The listed dimensions describe the gasket as supplied: 75 cm in length, 26 cm in width, and 0.16 cm in depth. The stated weight is 2.1 lb. Material composition, bolt-hole pattern, sealing profile, temperature rating, and included components are not specified in the available data.

Before installation, the part number and gasket dimensions should be compared with the identification and sealing surface of the Caterpillar radiator assembly being serviced. The available information does not define whether additional seals, fasteners, or installation components are included with the gasket.