3M™ Fuel Resistant Coating EC-776 – High-Performance Fuel & Oil Resistance

The 3M™ Fuel Resistant Coating EC-776 is a high-performance adhesive coating designed for aerospace, automotive, and industrial applications. Its elastomer-based formula provides exceptional resistance to oils, gasoline, and aromatic fuels, ensuring long-lasting protection on metal, synthetic rubber, glass, and many plastics.

Key Features & Benefits:

•  Military-Grade Performance: Approved under MIL-D-17951E, ensuring compliance with aerospace and defense standards.
•  Superior Fuel Resistance: Protects against oils, gasoline, and hydrocarbon exposure for enhanced durability in harsh environments.
  
•  Strong & Versatile Adhesion: Bonds effectively to metals and synthetic rubbers, delivering a uniform and durable coating.
  
•  Fast Drying Time: Tack-free in approximately 20 minutes and fully cured within 24 hours.
  
•  Flexible Application Methods: Can be applied with a brush or using the fill-and-drain method for aluminum and steel fuel tanks.

Recommended Applications:

• Aerospace & automotive fuel systems protection
• Sealing and lining fuel tanks
• Industrial uses requiring chemical and mechanical resistance

Technical Specifications:

• Color: Transparent amber
• Consistency: Thin syrup-like
• Net weight: 7.3 lbs/gal
• Solvent blend: MIBK and ethanol
• Solids content: 24% by weight
• Viscosity: 1500 ± 500 cps
• Flash point: 55°F (13°C)

⚠ Important Note: Not recommended for use with alcohol-containing fuels (gasohol) or jet fuel with microbial contaminants.

• All in-stock orders are processed within 1–2 business days (excluding weekends and holidays) after receiving your order confirmation email.
• Orders with a lead time will ship according to the estimated shipping time shown on the product page.
• If we experience a high volume of orders or if an item is backordered, processing times may be slightly delayed. We will notify you promptly via email.

• Returns must be made within a maximum of 3 business days after receiving the product, with prior authorization from Aircraft Shop Supply (Return Material Authorization). Returns without prior notice or written authorization will not be accepted.
• For products with 3 to 6 months of remaining shelf life, claims must be made within the next 2 business days after receipt.
• Returns are not accepted for products with less than 3 months of remaining shelf life.
• Returns are not accepted for products purchased during a low Shelf Life promotion, items sold with discounts, or special orders that must be placed directly with the factory.
• The customer is responsible for the return shipping cost, except in cases where the return is due to an error on the part of Aircraft Shop Supply.
• Refunds will only be issued after the product has been inspected and no damage is found.
• A 25% Restocking Fee will be charged for returns of products in good condition that are either no longer needed or were ordered incorrectly.
• A 35% Restocking Fee will be charged for returns of products with one year or less of remaining shelf life.
• No Restocking Fee will be charged if Aircraft Shop Supply is responsible for incorrectly shipping a product, or if the order is damaged upon leaving the warehouse.
• Hazardous Materials & Dangerous Goods: These items are sold as final and are not eligible for return approval.