Products Description
Brush Cutter Aluminum Pipe Jacketing – Drive Shaft Housing and Connection Components
The aluminum pipe jacketing on a brush cutter typically refers to the protective aluminum tube that houses the drive shaft, also known as the main tube or drive shaft tube. This lightweight yet durable aluminum construction is a defining feature of modern brush cutters, providing a balance of strength and reduced operator fatigue . The aluminum pipe, commonly found in diameters such as 26mm or 25.4mm, serves as the structural backbone connecting the engine powerhead to the cutting attachment .
Technical Profiles & Materials
Lightweight and Durable Construction – The aluminum pipe housing provides a high strength-to-weight ratio compared to steel alternatives, reducing overall machine weight for extended use while maintaining structural integrity .
Vibration Dampening Integration – The connection between the aluminum pipe and the gearbox incorporates vibration-dampening sleeves and components to reduce operator fatigue during prolonged use . The connection disc features a split design that clamps onto the aluminum tube, with a damping sleeve positioned between the tube and the connection disc to absorb vibration and shock .
Secure Fastening System – The aluminum pipe is secured to the drive system via a clamping mechanism, featuring a split connection disc with screws that tighten to hold the pipe firmly in place . Some connection discs also include alignment holes for accurate positioning during assembly .
Direct Replacement Compatibility – Replacement drive shaft tubes are available for popular brush cutter models, including RBC411, NB411, and other 40-6 engine platforms, with specifications including 26mm outer diameter .
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | Common Pipe Diameters | 26mm, 25.4mm |
| 2 | Drive Shaft Type | Flexible steel cable |
| 3 | Typical Pipe Thickness (STIHL FS 230) | 0.06 inch |
| 4 | Tube Connection Type | Clamping disc with damping sleeve |
| 5 | Attachment Method | Split connection disc with tightening screws |
Products Application
Gearbox and Engine Connection
The aluminum pipe serves as the interface between the engine powerhead and the gearbox, housing the flexible drive shaft that transmits rotational power. The pipe is inserted into the connection disc and secured via tightening screws through the split clamping design .
Vibration Reduction and Operator Comfort
The aluminum pipe assembly incorporates damping elements at the connection points to absorb engine vibration, improving operator comfort during extended cutting sessions . The lightweight aluminum construction reduces overall machine weight for better maneuverability .
Maintenance and Replacement
Replacement of the drive shaft tube or its connection components requires simple disassembly of the clamping screws and removal of the pipe from the connection disc. Proper alignment of the locating holes ensures correct reassembly .
Quality and Craftsmanship Details
Products Package
About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
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FAQ
Q: How do I confirm the correct aluminum pipe size for my brush cutter?
A:Measure the outer diameter of your existing drive shaft tube. Common sizes include 26mm for many Chinese brush cutters and 25.4mm for STIHL FS 230 models . Check your machine's specifications or original part number for confirmation.
Q: What is the purpose of the damping sleeve in the aluminum pipe connection?
A: The damping sleeve sits between the aluminum pipe and the connection disc to absorb vibration and reduce shock transmitted from the engine to the operator, improving comfort and reducing fatigue during extended use .
Q: Can I replace just the aluminum pipe or do I need a complete assembly?
A: Replacement drive shaft tubes are available separately for various models, such as the RBC411 and NB411 brush cutters . However, if the connection disc or damping sleeve is also worn, these components may need to be replaced as part of the assembly.
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