Description
19 Spline Hub Assembly | Boat Supply Store
This 19-spline aftermarket trailer hub is engineered for direct replacement on standard 3500 lb capacity axles, ensuring reliable performance for your boat trailer. Featuring a robust construction designed to withstand road vibrations and marine environments, it utilizes a standard 5 on 5 bolt pattern for broad wheel compatibility. This unit is essential for maintaining secure wheel attachment on trailers frequently launched in saltwater or freshwater conditions.
Key Features
- Reliable Replacement for worn or damaged trailer hubs.
- 19 Spline Count ensures compatibility with common axle shafts.
- 3500 lb Capacity suitable for most single and tandem axle trailers.
- Durable Construction withstands road and marine conditions.
- Standard 5 on 5 Bolt Pattern for easy wheel mounting.
- Corrosion Resistant Finish for extended service life.
- Direct Fit Installation simplifies repair process.
- Cost-Effective Solution to maintain trailer roadworthiness.
Specifications
| Product Specifications | |
|---|---|
| Spline Count | 19 |
| Axle Capacity | 3500 lb |
| Bolt Pattern | 5 on 5 |
| Bearing Included | No |
| Seal Included | No |
| Dust Cap Included | No |
Who This Is For
Boaters requiring a direct replacement hub for their 3500 lb capacity boat trailer axle with a 19-spline shaft. This product is ideal for individuals performing routine trailer maintenance or repairing a damaged hub to ensure safe towing.
How It Compares
| Feature | 19 Spline Hub Assembly | Generic |
|---|---|---|
| Spline Count | 19 | 19 |
| Axle Capacity | 3500 lb | 3500 lb |
| Bolt Pattern | 5 on 5 | 5 on 5 |
Common Concerns Answered
Does this hub include bearings, seals, and a dust cap?
This aftermarket hub is sold separately and does not include bearings, seals, or a dust cap. These components must be purchased independently based on your specific axle requirements.
Will this hub fit my axle if it's not exactly 3500 lbs?
This hub is rated for a 3500 lb axle capacity and is designed to fit the spline count and bolt pattern. It is crucial to verify your axle's original specifications for proper fitment.
How do I know if I have a 19-spline axle?
A 19-spline axle typically has a tapered end with 19 distinct splines machined into it for hub engagement. Confirming your existing hub's internal spline count is the most direct method of verification.
Frequently Asked Questions
What is the bolt pattern on this hub?
This hub features a standard 5 on 5 bolt pattern, meaning there are 5 bolt holes spaced in a pattern that fits wheels with a 5 on 5 bolt circle diameter.
What is the primary function of a trailer hub?
The trailer hub is the component that attaches the wheel assembly to the axle spindle, allowing the wheel to rotate freely and securely.
What does 'aftermarket' mean in this context?
Aftermarket indicates that this part is manufactured by a company other than the original equipment manufacturer (OEM) of the trailer, designed to be compatible with the original specifications.
Is professional installation required for this hub?
While installation is straightforward for those with mechanical aptitude, a 1 out of 5 difficulty rating suggests it is a manageable DIY task. However, ensuring proper torque specifications is critical for safety.
What information do I need to confirm compatibility?
To confirm compatibility, verify your axle's spline count (must be 19), its weight capacity (must be 3500 lb), and your trailer's bolt pattern (must be 5 on 5).
