Description
Viega 2" Slip Coupling 316 SS FKM | Boat Supply Store
This Viega MegaPress 316 FKM slip coupling provides a robust, press-in connection for 2-inch 316 stainless steel Schedule 10 and Schedule 40 pipe, eliminating the need for welding in marine applications. Its FKM (Viton®) sealing element ensures superior resistance to harsh chemicals and extreme temperatures commonly found in bilge or fuel systems. With a maximum operating pressure of 500 PSI at ambient temperature, this fitting is engineered for long-term reliability on offshore fishing vessels traversing the Gulf of Mexico.
Key Features
- Reliable Press Connection for secure 2" 316 stainless steel pipe.
- FKM (Viton®) Seal offers exceptional chemical and temperature resistance.
- Schedule 10/40 Compatibility for versatile installation options.
- No Stop Design allows for full pipe insertion.
- 316 Stainless Steel Construction provides superior corrosion resistance.
- Engineered for Marine Environments withstands demanding conditions.
- Simplified Installation reduces labor and potential for error.
- Leak-Tight System Integrity ensures dependable fluid containment.
Specifications
| Product Specifications | |
|---|---|
| Brand | Viega |
| Product | MegaPress 316 FKM Slip Coupling w/o Stop |
| Size | 2" |
| Material | 316 Stainless Steel |
| Seal Material | FKM (Viton®) |
| Pipe Schedule Compatibility | 10, 40 |
| Operating Pressure | 500 PSI (at ambient temp) |
| MPN | 91315 |
Who This Is For
Marine technicians and vessel owners requiring a durable, press-fit solution for 2-inch 316 stainless steel plumbing systems. This fitting is ideal for professionals and DIY enthusiasts needing to replace or install components in fuel, water, or hydraulic lines where welding is impractical or undesirable.
How It Compares
| Feature | Viega 2" Slip Coupling 316 SS FKM | Various Brands |
|---|---|---|
| Size | 2" | — |
| Material | 316 Stainless Steel | 316 Stainless Steel |
| Seal Material | FKM (Viton®) | EPDM |
| Connection Type | Press | Threaded |
| Installation Method | Press Tool | Wrench |
| Max Operating Pressure | 500 PSI | 300 PSI |
Common Concerns Answered
Does the FKM seal degrade in marine fuel systems?
No, FKM (Viton®) seals are specifically chosen for their exceptional resistance to a wide range of aggressive fuels, oils, and solvents commonly found in marine environments, ensuring long-term integrity.
Is this coupling compatible with both Schedule 10 and Schedule 40 pipe?
Yes, this Viega MegaPress coupling is engineered to provide a secure press connection for both 316 stainless steel Schedule 10 and Schedule 40 pipe diameters.
What is the primary advantage over a threaded fitting?
The primary advantage is the press-fit connection, which is significantly faster and more reliable than threaded fittings, eliminating the need for pipe dope and reducing potential leak points.
Frequently Asked Questions
What type of tool is required for installation?
Installation requires a Viega-specific press tool with the appropriate jaw size for a 2-inch fitting.
What is the maximum temperature rating for the FKM seal?
FKM seals are rated for continuous service up to 300°F (150°C), providing excellent thermal stability in demanding applications.
Can this coupling be used for potable water lines?
While FKM is chemically resistant, it is crucial to verify specific potable water certifications if required for your application, as this product is primarily designed for industrial and fuel systems.
How do I ensure the pipe is fully inserted without a stop?
The absence of a stop means you must manually ensure the pipe is inserted to the full depth indicated by the fitting's design or marking, typically up to the sealing element.
What is the difference between FKM and EPDM seals in marine applications?
FKM (Viton®) offers superior resistance to petroleum-based products, fuels, and high temperatures compared to EPDM, which is more resistant to ozone and certain chemicals but less suitable for fuel lines.
