8N2729 Ring-Metal Seal fit Caterpillar
8N2729 Ring-Metal Seal fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
8N2729 Ring-Metal Seal for Caterpillar Equipment
8N2729 is a metal seal ring used in Caterpillar equipment and Caterpillar engine-machine applications. This is a new aftermarket ring-metal seal manufactured by CTP (Costex Tractor Parts).
The part is listed for use with Caterpillar engine and machine equipment, including the Caterpillar 3408, 3408C, 3408E, 3412, 3412E, 3508, 3508B, C18, 5130, and 5130B models or model series. The product category is Transmission Seal Rings.
The supplied product data identifies the part by the designation “Ring-Metal Seal” and the SKU 8N2729. The dimensions and weight below are stated for the listed part and are provided in the units shown in the source data.
Fitment
| Equipment manufacturer | Caterpillar |
| Equipment type | Engine and machine applications |
| Equipment type | Excavator applications |
| Model | Caterpillar 3408 |
| Model | Caterpillar 3408C |
| Model | Caterpillar 3408E |
| Model | Caterpillar 3412 |
| Model | Caterpillar 3412E |
| Model | Caterpillar 3508 |
| Model | Caterpillar 3508B |
| Model | Caterpillar C18 |
| Model | Caterpillar 5130 |
| Model | Caterpillar 5130B |
Fitment should be checked against the equipment model, serial number, and the part number on the removed seal before installation. The model references above are the Caterpillar applications specified in the available product data. No additional machine models, serial-number ranges, installation positions, or assembly details are specified for this part.
Cross-reference numbers
| Caterpillar equipment part number | 8N2729 |
| CTP part number | 8N2729 |
| Product SKU | 8N2729 |
8N2729 is the part number associated with the Caterpillar equipment application and the CTP aftermarket part listed here. No other supplier numbers or additional cross-reference numbers are provided in the available data.
Specifications
| Part type | Ring-metal seal |
| Category | Transmission Seal Rings |
| Part number | 8N2729 |
| Manufacturer of equipment the part fits | Caterpillar |
| Aftermarket manufacturer | CTP (Costex Tractor Parts) |
| Condition | New |
| Material or construction | Metal seal ring |
| Weight | 0.4 lb |
| Length | 19 cm |
| Width | 19 cm |
| Depth | 0.1 cm |
| Installation position | Not specified in the available product data |
| Contents | One ring-metal seal; no additional components are specified |
The listed dimensions are length 19 cm, width 19 cm, and depth 0.1 cm. The listed weight is 0.4 lb. The data does not specify a thread, inner diameter, outer diameter, material grade, sealing profile, installation position, or any parts supplied with the seal.






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