Description
Overview:
The Shakeproof Washer 26x0.5 is a genuine Stihl OEM component designed to help stop fixings working loose under vibration. Built from durable metal with a precise 26 mm x 0.5 mm size, it provides a snug, stable interface under nuts, bolts, or screws in high‐vibration assemblies. This washer is commonly used on Stihl brushcutters and clearing saws, supporting reliable operation in demanding outdoor work. It is a direct-fit part for models such as the FS500 and FS550, helping maintain correct clamping force and reducing maintenance caused by loosening fasteners. As a Genuine Stihl Part, it offers consistent quality and compatibility for equipment that is subject to heavy daily use.
Key Features:
- Genuine Stihl OEM part for assured compatibility and fit
- Shakeproof design helps resist loosening under vibration
- 26 mm x 0.5 mm size for accurate, repeatable assembly
- Durable metal construction for long service life
- Supports correct torque retention of nearby fasteners
- Simple to fit during routine maintenance or rebuilds
- Suitable for high‐vibration areas on brushcutters and clearing saws
- Helps maintain machine reliability and cutting performance
Typical Applications:
Used wherever fasteners on Stihl FS‐series brushcutters and clearing saws are prone to vibration, such as around guards, gearboxes, shafts, handles, and mounting brackets. Ideal when reassembling components after service, replacing worn hardware, or addressing recurring loosening issues in professional and domestic cutting tasks.
Also known as:
Lock washer, anti‐vibration washer, vibration‐resistant washer, shake‐proof washer.
Fits Models:
FS 360, FS 360 C, FS 410 C, FS 420, FS 420 L, FS 500, FS 550, FS 550 L
Alternate Part Numbers:
9451-621-2940, 94516212940
Product Specifications
| L&S Part No. | 9451 621 2940 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 94516212940 |
| Unit of Sale | 1 |
| Applications | FS 360, FS 360 C, FS 410 C, FS 420, FS 420 L, FS 500, FS 550, FS 550 L, FS360, FS360C, FS410C, FS420, FS420L, FS500, FS550, FS550L |
| Machine Type | Brushcutters |
| Fits Brands | Stihl |
| Fits Models | FS360C FS410C | FS500, FS550, FS550L | FS360, FS420, FS420L (older models) |
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