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Boat Trailer Axle & Hub System Overview
The axle, hub, and wheel hub assembly form the backbone of a boat trailer's load-bearing and mobility system. Designed for small to mid-sized trailers (e.g., 3,500 lbs capacity), these components ensure safe towing, corrosion resistance, and durability in marine environments.
Key Components & Specifications
| Component | Description | Key Features |
|---|---|---|
| Small Trailer Axle | A galvanized or stainless steel shaft connecting two wheels. | - Capacity: 3,500 lbs (single axle) - Types: Straight, Drop, or Torsion axles. - Corrosion-resistant coating for saltwater use. |
| Trailer Hub | Connects the wheel to the axle; houses bearings and seals. | - Material: Cast iron or forged steel. - Pre-greased, sealed bearings. - Compatible with standard trailer wheels (e.g., 4/5/6-lug). |
| Wheel Hub Assembly | A pre-assembled unit integrating hub, bearings, seals, and mounting hardware. | - Bolt-on design for easy replacement. - Includes Bearing Buddies® for lubrication. - Rated for 3,500 lbs GVWR. |
| Material | Ductile Iron, Gray Iron, Carbon Steel, Low Alloy Steel |
| Standard | DIN, ASTM,JIS etc |
| Certificate | ISO9001:2000 ISO9001:2008 ISO/TS16949 |
| Weight range | 1Kgs-2000Kgs |
| Moulding Process | sodium silicate sand casting, resin sand casting, EPC(lost foam casting), "V" process casting |
| Surface treatment | Painting, Polishing, Heat treatment, Plaining etc. |
| Machining | Lathe, CNC(HASS), Drilling Machine, Milling Machine, Boring Machine, Planing Machine |
| Packing | wooden cases, cartons, as customers' requirements. |
| Inspection | Foundry in-house Third party inspection available upon customers' requirement |
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