DUPONT 2708574 Molykote Compound Ring Silicone Lubricant 5.3 Tube

( Brand: Dupont ), ( Manufacturer Part Number: 2708574 ), ( Part Type: Ring Compound Lubricant Tube ), ( Item Weight: 91 ), ( Size: 5.3 Oz Tube )

Review DUPONT Molykote Compound O ring Silicone Lubricant 5.3 Oz Tube

The **DuPont MOLYKOTE Compound O-Ring Silicone Lubricant 5.3 oz. Tube (Product Code: 2708574)** is a high-performance, synthetic lubricant engineered to deliver exceptional protection and longevity for dynamic and static sealing applications involving silicone O-rings. Formulated with a blend of high-quality silicone base and molybdenum disulfide (MoS ) for enhanced friction reduction, this lubricant excels in environments where traditional greases or oils may fail due to extreme temperatures, chemical exposure, or mechanical stress. Its unique compound formulation ensures superior adhesion to silicone elastomers, preventing premature degradation, dry-running, and wear while maintaining flexibility across a broad operating range from cryogenic temperatures up to 400 F (204 C). Ideal for automotive, aerospace, industrial machinery, and medical equipment, this lubricant provides corrosion resistance, water repellency, and compatibility with a wide variety of elastomers, plastics, and metals, including aluminum, steel, and brass. The 5.3-ounce tube offers a convenient, mess-free application, making it perfect for maintenance tasks in tight or hard-to-reach spaces. Whether used to reduce friction in reciprocating seals, improve the lifespan of hydraulic systems, or protect sensitive components from environmental contaminants, DuPont MOLYKOTE Compound O-Ring Silicone Lubricant ensures reliable performance where precision and durability are critical. Its non-staining, non-bleeding properties further make it a preferred choice for applications requiring cleanliness and aesthetic integrity.

**Pros and Cons of Buying DuPont 2708574 Molykote Compound O-Ring Silicone Lubricant (5.3 oz Tube)**

### **Pros**

1. **High Performance for O-Rings** This lubricant is specifically formulated for silicone O-rings, providing excellent sealing and reducing friction, which helps prevent wear and tear in dynamic and static applications.

2. **Temperature Resistance** It maintains its effectiveness across a wide temperature range, typically from **-65 F to 450 F (-54 C to 232 C)**, making it suitable for extreme environments, including automotive, aerospace, and industrial applications.

3. **Corrosion Protection** The lubricant contains anti-corrosive additives that help protect metal surfaces from oxidation and rust, extending the lifespan of seals and components.

4. **Compatibility with Silicone** Unlike some general-purpose lubricants, this product is designed to work with silicone O-rings without causing degradation or swelling, ensuring long-term reliability.

5. **Low Volatility** It remains stable over time, reducing the risk of drying out or losing its lubricating properties, which is crucial for long-term storage or infrequent use.

6. **Easy Application** The tube format makes it convenient for small-scale applications, such as maintenance, repairs, or precision sealing tasks.

7. **Brand Reputation** DuPont Molykote is a well-known brand in the lubrication industry, trusted for high-quality, engineered solutions that meet strict performance standards.

8. **Versatile Use** Beyond O-rings, it can be used on other elastomeric seals, gaskets, and moving parts where silicone compatibility is required.

---

### **Cons**

1. **Limited to Silicone Applications** This lubricant is **not** suitable for non-silicone materials like nitrile, neoprene, or Viton, which could degrade when exposed to it. Using it on incompatible materials may compromise seal integrity.

2. **Not a General-Purpose Lubricant** It is specialized for O-rings and silicone seals, meaning it may not be effective for high-load, high-pressure, or extreme wear applications where more robust lubricants (e.g., greases or oils) are needed.

3. **Price** As a high-performance, branded product, it is likely more expensive than generic or off-the-shelf lubricants. For casual or non-critical applications, cheaper alternatives may suffice.

4. **Potential Messiness** Silicone-based lubricants can sometimes be sticky or leave residues, which may require careful cleanup to avoid contaminating surfaces.

5. **Limited Quantity** The 5.3 oz (150 mL) tube is small, which may not be cost-effective for large-scale or frequent use. Larger quantities (e.g., 1 lb or 5 lb tubes) might be more practical for industrial applications.

6. **Storage Requirements** Like many lubricants, it should be stored in a cool, dry place away from direct sunlight to prevent degradation over time.

7. **Application Skill Required** Improper application (e.g., over-lubrication or incorrect spreading) can lead to excess buildup, which may attract dust or debris, potentially compromising seal performance.

---

### **Conclusion**

DuPont 2708574 Molykote Compound O-Ring Silicone Lubricant is an excellent choice for applications requiring **high-performance, temperature-resistant lubrication specifically for silicone O-rings**. Its strengths lie in its **reliability, compatibility, and corrosion protection**, making it ideal for automotive, aerospace, and industrial sealing tasks where silicone materials are used.

However, it is **not a universal lubricant** its use is limited to silicone-based seals, and it may not be cost-effective for large-scale or non-silicone applications. If you are working with **non-silicone elastomers, high-load bearings, or extreme wear conditions**, a different lubricant (e.g., a grease or oil-based product) would be more appropriate.

---

### **Recommendation**

- You are working with **silicone O-rings or seals** in applications requiring **wide temperature resistance and corrosion protection**.

- You need a **high-quality, reliable lubricant** for critical sealing tasks where failure is not an option.

- You are performing **maintenance or repairs** where a small quantity is sufficient.

- You are using **non-silicone elastomers** (e.g., nitrile, Viton), as this lubricant may damage them.

- You need a **general-purpose lubricant** for multiple applications (e.g., gears, bearings, or non-seal surfaces).

- You require **larger quantities** for industrial use, as the 5.3 oz tube may not be cost-effective.

- Your application involves **extreme pressure or high-speed wear**, where a more robust lubricant (e.g., Molykote G or a synthetic oil) would be better.

**Final Verdict:** For **silicone O-ring applications** where performance and reliability are critical, this is a **strong recommendation**. For other uses, evaluate alternatives based on material compatibility and application demands.

Details:

Excellent water resistance. To coordinate pickup. Approved for NSF 51 and 61; acceptable as a release agent under FDA 21 CFR 175.300. Water faucets, water softener valves, and plumbing systems.

Size: 5.3 oz Tube.

part #: 2708574 price

• $28.95

specifications sealantadhesivee:

• brand: Dupont
• mpn: 2708574
• part type: Ring Compound Lubricant Tube
• item weight: 91
• size: 5.3 Oz Tube

shipping sealantadhesivee:

• class: Standard
• type: Fixed
• transit: 4-7 Days
• cost: $4.00
• service: Standard

returns sealantadhesivee:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Buyer

general sealantadhesivee:

• condition: New
• Adhesives, Sealants Tapes > Caulks, Sealants Removers > Caulks Sealants

seller sealantadhesivee:

• # reviews: 27241
• rating: 99.5%
• city: Salt Lake City, Utah

payments sealantadhesivee:

• credit card: Visa
• wallet: Apple-pay
• other

offer sealantadhesivee:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: March 6, 2026

Dupont 2708574 Is Similar To:

• Dm1204101 Dupont Lubricant Squeeze Bottle Oz 036121159419 (32.1% similar) Deeply penetrates loosens sticky parts. Repels water dirt...(September 30th, 2018)
• Gpl-205 Dupont Krytox 8oz Tube (30.8% similar) ...(July 3rd, 2017)
• Dupont Molykote111 Molykote 111 Silicone Valve Grease Dow Corning (45.4% similar) Used open box, see pic for total grams remaining, molykote 111 silicone valve/scuba, o-ring, valve grease - 5.3 oz...(October 10th, 2023)
• Dupont 083014403388 Sealant For Tyvek Fluid Applied System 28 Oz Tube Lot Of 2 (32.9% similar) Dupont sealant for tyke fluid applied system 28 oz tube lot of...(January 7th, 2025)
• Dupont Dns610101 Non-stick Dry Film Lubricant 10 Oz Ptfe And Boron Nitride (39.2% similar) Enhanced with Teflon for better water resistance, maximum lubricity, higher temperature stability boundary lubrication protection. Dry, 10 oz, PDF and boron nitrite. Contains no chlorinated solvents including . Long-lasting protection across a broad range of applications conditions. After solvent ...(March 16th, 2025)