The K1011871A Caterpillar Track Roller is a crucial component used in various excavators and heavy machinery. Here’s a detailed overview of its specifications and compatibility:
Specifications
- Part Number: K1011871A
- Weight: Approximately 22 kg (49.6 lbs)
- Type: Bottom/Track Roller
- Material: Typically made with heat-treated steel casing for durability.
- Sealing: Features heavy-duty seals and is oil-filled to ensure longevity and performance.
Compatible Excavator Models
The K1011871A track roller is compatible with several models, including:
- Doosan excavators (specific models may vary)
- Kubota mini excavators, such as:
- KX 121-3
- KX 121-3S
- KX 121-3ST
- KX 040-4
Applications
- Support and Guidance: The track roller supports and guides the machine on the track, ensuring smooth operation.
- Durability: Designed to withstand harsh working conditions, making it suitable for construction, demolition, and excavation tasks.
Product Details
- Part Number: K1011871A
- Description: Caterpillar Track Roller
Specifications
- Construction: Made of high-strength steel for durability under heavy loads.
- Design: Typically features a single flange design for effective track guidance.
- Bearings: Equipped with sealed bearings to minimize friction and enhance lifespan.
- Dimensions: Specific dimensions may vary; refer to Caterpillar’s specifications for precise measurements.
Undercarriage parts
The excavator undercarriage is the foundation that supports the entire machine, consisting of critical components such as track shoes, rollers, idlers, and sprockets that work together to provide traction, stability, and mobility. These durable parts are engineered to withstand the intense stresses and harsh operating conditions encountered during construction, demolition, and earthmoving tasks, and their proper maintenance and replacement are crucial for ensuring the excavator’s long-term performance and reliability. The undercarriage plays a vital role in the excavator’s overall capabilities, enabling it to traverse a wide range of terrains and job site conditions with confidence and efficiency.
Importance
Track rollers are essential for ensuring smooth operation and stability of the track system, helping to reduce wear on tracks and other components. Regular maintenance and timely replacement are crucial for optimal performance.
If you need more specific information about installation, maintenance, or other compatible parts, feel free to ask!
Track roller diagram
| NOTE | No. | PART No. | QTY | PART NAME |
| 1 | 6Y-6201 | 1 | RIXG | |
| 2 | 5G-2247 | 1 | STOPPER | |
| 3 | 6Y-0473 | 1 | PLUG | |
| 4 | 6Y-1054 | 2 | COLLAR | |
| 5 | 6I-9398 | 1 | ROLLER AS | |
| 6 | 6I-9399 | 2 | BEARING | |
| 7 | 1H-8720 | 2 | SEAL | |
| 8 | 6I-9397 | 1 | SHAFT | |
| 9 | 9W-2204 | 1 | PIN | |
| 10 | 9W-7225 | 2 | SEAL GP |
