2K4473 Ring fit Caterpillar
2K4473 Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
Ring 2K4473 for Caterpillar Equipment
2K4473 is a transmission seal ring, also identified as a back-up ring, used in Caterpillar engines and machines. The ring is used with Caterpillar 3304, 3306, 3406, 3406B, 3406C, 3408, 3408C, 3408E, 3412 and 3412D equipment. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The part is made for installation in sealing assemblies operating under pressure. Its function is to support the seal and limit seal extrusion during pressure surges within the assembly.
Fitment
| Equipment manufacturer | Caterpillar |
| Equipment type | Engine and machine applications |
| Compatible model | Caterpillar 3304 |
| Compatible model | Caterpillar 3306 |
| Compatible model | Caterpillar 3406 |
| Compatible model | Caterpillar 3406B |
| Compatible model | Caterpillar 3406C |
| Compatible model | Caterpillar 3408 |
| Compatible model | Caterpillar 3408C |
| Compatible model | Caterpillar 3408E |
| Compatible model | Caterpillar 3412 |
| Compatible model | Caterpillar 3412D |
Cross-reference numbers
| SKU | 2K4473 |
| Part number designation | 2K-4473 |
The designations 2K4473 and 2K-4473 refer to the same part number format, with and without a hyphen. The number should be checked against the marking or parts documentation for the specific Caterpillar equipment before installation.
Specifications
| Part type | Transmission seal ring |
| Ring type | Back-up ring |
| Material | Urethane rubber |
| Material description | Urethane rubber |
| Inner diameter | 6.22 in |
| Size | 259 |
| Cross-section width | 0.04 in |
| Cross-section height | 0.11 in |
| Weight | 0.1 lb |
| Package length | 18 cm |
| Package width | 18 cm |
| Package depth | 0.2 cm |
The listed inner diameter and cross-section measurements describe the ring dimensions supplied for identification. The listed length, width and depth are recorded as package dimensions. The material, part number and dimensions should be compared with the existing ring and the equipment parts information when confirming suitability.






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