In stock
SKU: 2K2961
2K2961 Ring fit Caterpillar
In stock
SKU: 2K2961
2K2961 Ring fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
$4.00
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2K2961 Ring for Caterpillar Equipment
2K2961 is a transmission seal ring, also identified as a back-up ring, for Caterpillar backhoe loaders, earthmoving compactors, and engine-machine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
Fitment
The ring is listed for use with the following Caterpillar equipment and engine models:
- Caterpillar 450E backhoe loader
- Caterpillar 826C earthmoving compactor
- Caterpillar 3054 engine-machine application
- Caterpillar 3054C engine-machine application
- Caterpillar 3054E engine-machine application
- Caterpillar 3116 engine-machine application
- Caterpillar 3126 engine-machine application
- Caterpillar 3126B engine-machine application
- Caterpillar 3304 engine-machine application
- Caterpillar 3306 engine-machine application
In these applications, the component is used as a back-up ring in a sealing assembly. Its listed application is associated with high-pressure sealing systems, where the ring is positioned with the seal to help prevent seal extrusion during pressure increases.
Cross-reference numbers
| SKU | 2K2961 |
| Part number | 2K-2961 |
The designations 2K2961 and 2K-2961 refer to the same listed part number format for this ring.
Specifications
| Part type | Transmission seal ring; back-up ring |
| Equipment brand | Caterpillar |
| Equipment applications | Backhoe loader, earthmoving compactor, engine-machine |
| Material | Urethane rubber |
| Inner diameter | 5.23 in |
| Cross-section width | 0.04 in |
| Cross-section height | 0.11 in |
| Weight | 0.1 lb |
| Length | 15.24 cm |
| Width | 20.32 cm |
| Depth | 2.54 cm |
| Part condition | New |
| Manufacturer | CTP (Costex Tractor Parts) |






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