Description
Overview:
This Washer 6.1x22x2 is a genuine Stihl flat metal washer designed for load spread and secure fastening in blower and sprayer assemblies. It helps protect components by distributing clamping force, maintaining spacing, and reducing the risk of fasteners loosening under vibration. The washer suits applications where an M6 fastener is used, with precise dimensions of 6.1 mm inner diameter, 22 mm outer diameter, and 2 mm thickness for a reliable fit. Built from durable metal with a flat profile and smooth faces, it is suitable for demanding outdoor use. Ideal for Stihl machines such as the SR320 and SR400, this OEM part supports dependable maintenance and straightforward replacement. Stihl part number: 9291 021 3864.
Key Features:
- Genuine Stihl part for assured fit and compatibility with specified models
- Accurate sizing: 6.1 mm ID, 22 mm OD, 2 mm thickness for M6-based assemblies
- Durable metal construction for long service life in outdoor conditions
- Helps distribute clamping force to protect housings and components
- Aids in maintaining bolt tension under vibration, reducing loosening
- Smooth, flat faces for consistent seating and reliable torque retention
- Simple, drop-in replacement for routine servicing and repairs
- Suitable for blowers and sprayers subject to frequent start-stop use
Typical Applications:
Used in Stihl backpack blowers and mistblowers to spread load beneath bolt heads or nuts, maintain spacing in bracketed assemblies, and protect plastic or alloy housings from damage. Common during fan housing, frame, and handlebar service, as well as engine shroud and guard reinstalls where M6 fasteners are used.
Also known as:
Flat washer, plain washer, metal washer, fitting washer, spacer washer, M6 washer, load-spreading washer, hardware washer.
Fits Models:
BR 106, BR 320, BR 320 L, BR 340, BR 340 L, BR 380, BR 400, BR 420, BR 420 C, SR 320, SR 340, SR 400, SR 420
Alternate Part Numbers:
9291-021-3864, 92910213864
Product Specifications
| L&S Part No. | 9291 021 3864 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 92910213864 |
| Unit of Sale | 1 |
| Applications | 400, BR 106, BR 320, BR 320 L, BR 340, BR 340 L, BR 380, BR 400, BR 420, BR 420 C, BR106, BR320, BR320L, BR340, BR340L, BR380, BR400, BR420, BR420C, SR 320, SR 340, SR 400, SR 420, SR320, SR340, SR400, SR420 |
| Machine Type | Backpack Blowers, Mist Blowers |
| Fits Models | BR320, BR400 | BR106 | SR 320, 400 | SR 340, SR 420 |
