Description
Overview:
The Control Bolt is a Genuine Stihl part (MPN: 4255 500 2902) for Stihl backpack sprayers, including the SG51 and SG71. It is engineered from OEM‐grade material to cope with outdoor use and regular contact with common spray mixtures. The bolt secures elements of the control assembly, helping to keep the trigger and valve mechanism correctly fastened so the sprayer operates smoothly. As a direct replacement for a worn or damaged bolt, it restores reliable function without modification. Designed to the original factory specification, it offers precise fitment and dependable performance for routine maintenance or repair on professional and DIY sprayers.
Key Features:
- Genuine Stihl OEM component for assured compatibility and reliability
- Direct replacement for the original bolt; no alterations required
- Built for frequent use and exposure to typical garden and agricultural chemicals
- Accurate threads and geometry for a secure, repeatable fit
- Helps maintain smooth control action and consistent spraying performance
- Straightforward to fit with basic hand tools, minimising downtime
- Robust construction for long service life in outdoor conditions
- Clearly identified by Stihl MPN 4255 500 2902 for easy parts matching
Typical Applications:
Used during servicing to replace a missing, rounded, or corroded control bolt on Stihl backpack sprayers. Ideal after heavy use, accidental impacts, or when the control assembly shows play or inconsistent action. Suitable for landscaping, grounds maintenance, horticulture, agriculture, and general property care where reliable, controlled spraying is needed.
Also known as:
Adjuster bolt, valve bolt, control fastener, retaining bolt for sprayer control, handle control bolt, trigger control bolt, control assembly fixing bolt.
Fits Models:
SG 51, SG 71, SG51, SG71, SGA 85, SGA85
Alternate Part Numbers:
4255-500-2902, 42555002902
Product Specifications
| L&S Part No. | 4255 500 2902 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42555002902 |
| Unit of Sale | 1 |
| Machine Type | Garden Sprinkler Systems |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl OEM part for SG51, SG71, SGA85 sprayers - Direct replacement; no modifications needed - Engineered for exposure to garden chemicals - Accurate threads ensure secure fit - Robust construction for outdoor durability |
| Fits Models | SG 51, SG 71 | SGA 85 |
