fits model: Flex.

( Brand: Vibrant Performance ), ( Manufacturer Part Number: 18986 ), ( Part Type: Hose ), ( Country Of Origin: Chn ), ( UPC: 690092172190 )
The **Vibrant Performance 18986 5-Foot Roll of Braided Flex Hose (PTFE, 6AN)** is a premium, high-performance fluid transfer solution engineered for demanding applications where reliability, flexibility, and chemical resistance are paramount. Constructed from **polytetrafluoroethylene (PTFE)**, this hose delivers exceptional resistance to a wide spectrum of corrosive chemicals, including acids, solvents, fuels, and hydraulic fluids, making it ideal for industries such as aerospace, automotive, marine, and laboratory settings. The **braided stainless steel reinforcement** provides unmatched flexibility and durability, allowing the hose to withstand repeated bending, kinking, and high-pressure environments without compromising structural integrity. With a **6AN (6/32") inner diameter**, this hose offers a balanced flow rate, ensuring efficient fluid transfer while minimizing turbulence and pressure loss, which is critical for precision applications like fuel lines, hydraulic systems, or pneumatic circuits. The **5-foot roll** format makes it convenient for on-the-go installations, field repairs, or custom-length applications, while the **vibrant color-coding** (likely a distinctive hue for easy identification) enhances visibility and helps prevent mix-ups in complex systems. Whether used in high-temperature environments, aggressive chemical exposures, or dynamic mechanical settings, this hose combines **superior chemical inertness, flexibility, and strength** to deliver consistent performance where other materials would fail. Its seamless construction and smooth PTFE interior further reduce friction and contamination, making it a trusted choice for engineers and technicians who demand nothing less than excellence in fluid handling.
### **Pros and Cons of buying a Vibrant Performance 18986 5ft Braided Flex Hose (PTFE, 6AN)**
#### **Pros:**1. **High Durability and Flexibility** The braided stainless steel construction provides excellent resistance to kinking, crushing, and abrasion, making it ideal for high-pressure and dynamic applications. The PTFE inner lining ensures chemical resistance and smooth flow, reducing wear over time.
2. **Chemical Resistance** PTFE (Polytetrafluoroethylene) is highly resistant to a wide range of chemicals, including acids, solvents, and fuels. This makes the hose suitable for automotive, industrial, and marine applications where exposure to corrosive substances is common.
3. **Temperature Tolerance** The hose can withstand extreme temperatures, typically ranging from **-40 F to 400 F (-40 C to 204 C)**, depending on the application. This versatility makes it useful in both cold and high-heat environments.
4. **Low Friction and Flow Efficiency** The smooth PTFE interior minimizes friction, reducing pressure drop and improving fluid or air flow efficiency compared to rubber or silicone hoses.
5. **Oil and Fuel Compatibility** Unlike some rubber hoses, this PTFE-braided hose is resistant to oil, gasoline, and other fuels, making it a reliable choice for automotive fuel lines, brake systems, and air intake applications.
6. **Long Service Life** The combination of braided stainless steel and PTFE ensures a longer lifespan than standard rubber or silicone hoses, reducing the need for frequent replacements.
7. **Easy Installation** The flexible yet sturdy design allows for easy routing around engine components, making installation simpler in tight spaces.
8. **Compatibility with 6AN Fittings** The hose is designed to work seamlessly with **6AN (6mm AN) fittings**, which are common in automotive and performance tuning applications, ensuring a secure and leak-free connection.
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#### **Cons:**1. **Higher Cost** Compared to standard rubber or silicone hoses, PTFE-braided hoses are more expensive due to their advanced materials and construction. This may be a significant factor for budget-conscious buyers.
2. **Limited Compression Resistance** While braided, the hose is not as rigid as a metal braid alone, meaning it may not handle extreme external pressure (e.g., from heavy machinery or improper routing) as well as a fully reinforced metal hose.
3. **Potential for Swelling in Some Chemicals** While PTFE is highly resistant, prolonged exposure to certain **fluorinated solvents** (e.g., perfluoro compounds) or **highly polar chemicals** could theoretically cause slight degradation over time. Most common automotive fluids (oil, fuel, brake fluid) are safe, but always verify compatibility with the specific chemicals in your application.
4. **Not Suitable for High-Vibration Environments Without Proper Clamping** In applications with severe vibration (e.g., off-road or heavy-duty use), the hose may require additional clamps or support to prevent fatigue and potential failure.
5. **Limited Availability of Replacement Parts** If the hose fails, finding an exact replacement may be difficult compared to more common rubber or polyurethane hoses, especially if the brand is niche.
6. **Potential for Leaks at Fittings Over Time** While 6AN fittings are reliable, improper installation or loose connections can lead to leaks, especially under high pressure. Regular inspection is recommended.
7. **Not Ideal for Extreme Flexing** While flexible, excessive bending or twisting (e.g., in dynamic applications like suspension systems) can accelerate wear, though this is less of an issue than with rubber hoses.
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### **Conclusion:**The **Vibrant Performance 18986 5ft Braided Flex Hose (PTFE, 6AN)** is an excellent choice for applications requiring **chemical resistance, high temperature tolerance, and long-term durability**, particularly in **automotive performance, fuel systems, brake lines, and air intake setups**. Its superior resistance to oils, fuels, and corrosion makes it far more reliable than standard rubber hoses in demanding environments.
However, the **higher cost** and **specific compatibility requirements** (e.g., 6AN fittings) may be drawbacks for some users. If budget is a concern and the application does not involve aggressive chemicals or extreme conditions, a **high-quality rubber or polyurethane hose** (e.g., from **Dayco, Gates, or Flex-A-Lite**) might be a more economical alternative.
For **performance tuning, fuel injection systems, or high-reliability applications**, this PTFE-braided hose is **highly recommended** due to its longevity and resistance to degradation.
### **Final Recommendation:** **Buy this hose if:**- You need a **long-lasting, chemical-resistant** solution for **fuel lines, brake lines, or air intake systems**.
- Your application involves **high temperatures, oils, or fuels** where rubber hoses would degrade.
- You are working with **6AN fittings** and require a **flexible yet sturdy** connection.
- You prioritize **minimal maintenance and extended service life** over cost savings.
**Consider alternatives if:**- You are on a **tight budget** and the application does not require PTFE s chemical resistance.
- You need **extreme flexibility or compression resistance** (e.g., in heavy-duty industrial settings).
- You cannot confirm **fitting compatibility** (ensure your system uses 6AN connectors).
For most **automotive performance and tuning applications**, this hose is a **strong, reliable investment** that will outperform cheaper alternatives in the long run.
Vibrant Performance 18986 5' Roll Black Nylon Braided Flex Hose PTFE Lined 6AN.