1S6478 Ring for Caterpillar Equipment

1S6478 is a ring used in Caterpillar equipment, including Caterpillar engines and off-highway trucks. The part is listed in the Transmission Seal Rings category and is intended for installation in the equipment assemblies specified below.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The ring is listed for the following Caterpillar engine and machine models:

• Caterpillar 3412
• Caterpillar 3412D
• Caterpillar 3412E
• Caterpillar 3516
• Caterpillar 3516B
• Caterpillar C18
• Caterpillar C27
• Caterpillar C32
• Caterpillar 775B
• Caterpillar 775D

The supplied application data identifies the part for Caterpillar ENGINE - MACHINE equipment and Caterpillar OFF-HIGHWAY TRUCK equipment. Compatibility should be confirmed against the equipment serial number and the part number installed on the machine before fitting.

Cross-reference numbers

• Caterpillar part number: 1S-6478
• Part number format without the separator: 1S6478

1S6478 is the SKU and the interchange number provided for this ring. The formats 1S-6478 and 1S6478 refer to the same listed part number.

Specifications

The available product data specifies the part number, equipment applications, listed dimensions and listed weight. Material, seal profile, internal diameter, external diameter, cross-section, installation position and additional kit contents are not specified for this item.