1S7347 Ring fit Caterpillar
1S7347 Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
1S7347 Transmission Seal Ring for Caterpillar Equipment
1S7347 is a transmission seal ring used in Caterpillar off-road dump trucks, wheel-type loaders, and wheeled tractor-scrapers. The ring is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is identified as a transmission seal ring and is intended for installation in the transmission system of the listed Caterpillar machine models. The supplied dimensions and material data apply to the ring identified by SKU 1S7347.
Fitment
- Off-road dump trucks: Caterpillar 776, 777
- Wheel-type loaders: Caterpillar 980, 980B, 988, 988B
- Wheeled tractor-scrapers: Caterpillar 657E, 657G, 660B, 666B, 651
Fitment is specified for the machine models listed above. The part number should be checked against the equipment parts documentation before installation when several transmission configurations are available for the same model.
Cross-reference numbers
- 1S-7347
- 1S7347
1S7347 and 1S-7347 are the number formats provided for this seal ring. The SKU for the product is 1S7347.
Specifications
| Part type | Transmission seal ring |
| Equipment brand | Caterpillar |
| Material | PTFE (polytetrafluoroethylene) |
| Cross-section width | 0.09 in |
| Cross-section height | 0.06 in |
| Inner diameter | 12.26 in |
| Weight | 0.1 lb |
| Listed length | 34 cm |
| Listed width | 34 cm |
| Listed depth | 0.1 cm |
| SKU | 1S7347 |
The cross-section measurements describe the ring profile, while the inner-diameter measurement identifies the internal circular dimension. The listed length, width, and depth are provided as product dimensions in the source data and are shown separately from the seal cross-section specifications.

























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