The 4I7337 Cat 312 Idler Assembly is a crucial component for various Caterpillar excavators, particularly the Cat 312 series. Here are some key features and specifications of this idler assembly:
Key Features
- Compatibility: The 4I7337 Idler Assembly is designed to fit several models, including:
- Caterpillar 311
- Caterpillar 311B
- Caterpillar 311C
- Caterpillar 311DLRR
- Caterpillar 312
- Caterpillar 312B
- Caterpillar 312BL
- Dimensions:
- Tread Diameter: 17.95 inches
- Diameter: 2.2 inches
- Length: 2.161 inches
- Bolt Size: 5/8 inches
- Height: 2.2 inches
- Weight: The idler assembly typically weighs around 157 pounds (approximately 71 kg), making it robust yet manageable for installation.
Additional Information
- Condition: The idler assembly is available in both new and used conditions, depending on the supplier.
- Installation: Designed for straightforward installation, allowing for quick replacement and minimal downtime.
If you have any more questions or need further details about the 4I7337 Cat 312 Idler Assembly, feel free to ask!The 4I7337 Cat 312 Idler Assembly is a crucial component for Caterpillar 312 series excavators. Here are some key features and specifications of this idler assembly:
Key Features
- Compatibility: Designed specifically for Caterpillar 312 and compatible with models such as 311, 311B, 311C, and 312B.
- Weight: The idler assembly weighs approximately 157 pounds (about 71 kg), making it robust yet manageable for installation.
- Durability: Built to withstand the demanding conditions of excavation work, ensuring longevity and reliability.
Specifications
- Tread Diameter: 17.95 inches
- Overall Height: 2.2 inches
- Shaft Diameter: 2 inches
- Flange Diameter: 19.37 inches
- Bolt Size: 5/8 inches
- Length: 2.161 inches
Additional Information
- Installation: The idler assembly is designed for straightforward installation, allowing for quick replacement without extensive modifications.
- Performance: It promotes smooth movement and enhances the overall performance of the excavator.
If you have any more questions or need further details about the 4I7337 Cat 312 Idler Assembly, feel free to ask!
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.
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 |
