Time: 2025-08-27 13:55:54
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Insights from Tonkee Machinery Co., Ltd.

For construction professionals and equipment owners, the longevity and efficiency of heavy machinery are paramount. The PC200-2 excavator, a stalwart in the industry, relies heavily on its hydraulic system to deliver peak performance. At the heart of this system is the hydraulic pump, a critical component that drives the machine's power and precision. Over time, even the most robust pumps require maintenance and part replacement to prevent costly downtime and ensure operational excellence.
A key component of the hydraulic pump is the center pin, also known as the center body or main shaft. This part is crucial for the pump's internal mechanics, ensuring the alignment and smooth rotation of internal components. Failure of the center pin can lead to catastrophic pump damage, resulting in significant repair costs and project delays. Sourcing high-quality, reliable replacement parts is not just a matter of repair; it's a strategic investment in the machine's future.
The hydraulic system operates under immense pressure and stress. Using subpar or counterfeit parts can compromise the entire system, leading to poor performance, increased fuel consumption, and premature failure of other expensive components. Authentic or high-quality aftermarket parts, like those offered by PartsDigger®, are manufactured to precise specifications, ensuring a perfect fit and seamless integration. This precision guarantees that the hydraulic pump can operate at its designed efficiency and withstand the rigors of demanding work environments.
When considering replacement parts for your PC200-2 hydraulic pump, it's essential to understand the specific components and their roles. By choosing parts that meet or exceed OEM standards, you are safeguarding your investment and extending the service life of your equipment.
The following table details a selection of critical parts related to the PC200-2 hydraulic pump center pin, providing clarity on their names and corresponding part numbers. These are the components often required for a comprehensive repair or rebuild.
| No. | Part Name | Part Number | Application Notes |
|---|---|---|---|
| 1 | Center Pin Assy | 708-25-13110 | Complete assembly for the pump's central axis. |
| 2 | Main Shaft Bearing | 708-25-13210 | Supports the main shaft, ensuring smooth rotation. |
| 3 | Bearing Retainer Plate | 708-25-13310 | Secures the bearing in position. |
| 4 | Spring Seat | 708-25-13410 | Provides a stable base for the pump's spring mechanism. |
| 5 | Piston Set | 708-25-13510 | Essential for fluid displacement and hydraulic pressure generation. |
At Tonkee Machinery Co., Ltd., we understand the critical nature of these components. Our PartsDigger® brand is dedicated to providing premium-quality aftermarket hydraulic parts that are specifically engineered to match the durability and performance of original equipment. Each part undergoes rigorous quality control to ensure it meets our stringent standards, providing you with the peace of mind that your PC200-2 is equipped for long-term reliability.
Whether you are performing routine maintenance or a full pump rebuild, selecting the right parts is the first step towards a successful repair. With PartsDigger®, you can expect a comprehensive range of components, expert support, and parts that are ready to meet the challenges of the job site.
Tonkee Machinery Co., Ltd. - Your Trusted Partner in Heavy Machinery Parts.