Description
Volvo Penta Flange Screw M21384457 | Boat Supply Store
This specific M21384457 flange screw from Volvo Penta ensures robust and reliable fastening of critical engine components. Engineered with a metric M10 thread size and a substantial 1.5mm pitch, it provides superior torque retention and resistance to vibration, essential for maintaining engine integrity in high-stress marine applications. Ideal for securing engine mounts or accessory brackets on Volvo Penta diesel or gasoline marine engines, particularly those operating in the Gulf Coast's brackish waters.
Key Features
- Secure critical engine components with OEM precision.
- Durable construction for extended marine service life.
- Corrosion-resistant materials suitable for saltwater environments.
- Vibration-resistant design to maintain assembly integrity.
- Precise M10 thread for exact component mating.
- 1.5mm pitch ensures reliable thread engagement and torque.
- Direct replacement for specified Volvo Penta applications.
- Engineered for marine stress and operational demands.
Specifications
| Product Specifications | |
|---|---|
| Thread Size | M10 |
| Thread Pitch | 1.5mm |
| Material | High-strength marine-grade steel alloy |
| Finish | Corrosion-resistant plating |
Who This Is For
Boaters and marine mechanics requiring a genuine Volvo Penta replacement fastener for engine or drivetrain component securement. Essential for maintaining the integrity of marine power systems under rigorous operating conditions.
How It Compares
| Feature | Volvo Penta Flange Screw M21384457 | Competitor |
|---|---|---|
| Thread Size | M10 | M10 |
| Thread Pitch | 1.5mm | 1.5mm |
| Material | High-strength marine-grade steel alloy | Standard steel alloy |
| Corrosion Resistance | Marine-grade plating | Basic plating |
Common Concerns Answered
Will this screw corrode quickly in saltwater?
This Volvo Penta flange screw is manufactured from a high-strength marine-grade steel alloy with specialized corrosion-resistant plating, engineered specifically to withstand harsh saltwater environments and prevent premature degradation.
Is this a genuine Volvo Penta part or a generic replacement?
This is an authentic Volvo Penta M21384457 flange screw, ensuring it meets the exact specifications and quality standards set by the manufacturer for optimal performance and longevity in your marine application.
How do I know if this specific screw is the right one for my engine?
This M21384457 flange screw is designed as a direct replacement for specific Volvo Penta engine models and components. Always verify your existing hardware's thread size (M10) and pitch (1.5mm) against these specifications and consult your Volvo Penta service manual for definitive fitment.
Frequently Asked Questions
What is the thread size and pitch of this flange screw?
The thread size is M10, and the thread pitch is 1.5mm, ensuring precise compatibility with the designated Volvo Penta components.
What type of material is used in its construction?
It is constructed from a high-strength marine-grade steel alloy, chosen for its exceptional durability and resistance to mechanical stress in marine environments.
What level of installation difficulty is associated with replacing a flange screw?
The installation difficulty is rated at 1, indicating it is a straightforward task requiring basic mechanical knowledge and standard hand tools.
Can this screw be used for general boat hardware, or is it specific to engine applications?
While robust, this flange screw is engineered and specified by Volvo Penta for particular engine or drivetrain component applications. Always confirm it is the correct fastener for your specific use case.
What is the purpose of a flange screw in a marine engine context?
Flange screws integrate a washer directly into the screw head, distributing clamping force over a wider area, which is critical for preventing damage to mating surfaces and ensuring a secure, leak-free connection on engine components.
