7T6937 Ring fit Caterpillar

The 7T6937 is a transmission seal ring for Caterpillar equipment. It is used in the transmission systems of the Caterpillar 988B wheel-type loader and Caterpillar 623B, 623E, 627B, 627E and 639D wheeled tractor-scrapers. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The ring is supplied as an individual sealing component. The available product data identifies it as a PTFE ring with the specified inner diameter, cross-section measurements and overall package dimensions listed below.

Fitment

• Caterpillar 988B Wheel-Type Loader
• Caterpillar 623B Wheeled Tractor-Scraper
• Caterpillar 623E Wheeled Tractor-Scraper
• Caterpillar 627B Wheeled Tractor-Scraper
• Caterpillar 627E Wheeled Tractor-Scraper
• Caterpillar 639D Wheeled Tractor-Scraper

The listed applications identify the part for the transmission sealing system of the equipment models above. Model designation and machine type should be checked against the part number before installation.

Cross-reference numbers

The numbers 7T6937 and 7T-6937 refer to the same ring designation in the supplied product data. No additional supplier or equipment-manufacturer reference numbers are specified.

Specifications

The dimensions are stated in the units provided in the product data. The inner diameter and cross-section values describe the ring itself; the listed length, width and depth are provided as the product dimensions. The part number, machine model and dimensional data should be matched with the removed component and the equipment parts documentation.