Description
Overview:
This genuine Stihl tension spring is a small but critical part for maintaining smooth, reliable operation on Stihl clearing saws, including the FS 490 C and FS 510 C. Made from high‐grade tempered spring steel, it provides consistent tension within the machine's mechanism, helping linkages and moving parts return to position correctly. By replacing a worn, stretched, or broken spring, you restore proper feel and function, reduce vibration issues, and protect other components from premature wear. Built to the original equipment specification, it installs as a direct replacement with no modifications. Identified by Stihl part numbers 0000 997 5904 and 00009975904, this spring is a dependable choice for professional users and DIY owners who want their clearing saw to work as intended.
Key Features:
- Genuine Stihl part for assured fit and performance
- Tempered spring steel for strength and long service life
- Maintains correct tension for smooth, consistent operation
- Direct replacement for the original spring; straightforward to fit
- Supports accurate control response and reduces the risk of slippage
- Helps prevent knock‐on wear to nearby linkages and components
- Suitable for heavy‐duty use in forestry, landscaping, and estate maintenance
- Clearly identified by Stihl MPN 00009975904 (also formatted as 0000 997 5904)
Typical Applications:
Routine servicing or repair of Stihl clearing saws where a return or tension spring has fatigued, stretched, or snapped. Ideal for restoring proper function in demanding tasks such as brush, scrub, and undergrowth clearing, roadside maintenance, and forestry work, keeping the machine responsive and reliable under load.
Also known as:
Tension spring, return spring, linkage spring, control spring, replacement spring, saw spring. These terms describe a spring that maintains tension and returns parts to position within the clearing saw mechanism.
Fits Models:
FS 490 C, FS 510 C, FS 560 C, FS490C, FS510C, FS560C
Alternate Part Numbers:
0000-997-5904, 00009975904
Product Specifications
| L&S Part No. | 0000 997 5904 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 00009975904 |
| Unit of Sale | 1 |
| Machine Type | Clearing Saws |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl part ensures correct fit and performance - Made from high-grade tempered spring steel - Direct replacement, no modifications needed - Fits Stihl models FS 490 C, FS 510 C, FS 560 C - Reduces vibration and prevents component wear |
| Fits Models | FS490C, FS510C, FS560C | FS491 C-EM | FS561 C-EM |
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