Henkel LOCTITE-AA-366 (250ML-BOTTLE)

Additional Product Information

Overview

LOCTITE AA 366 is a one-component, UV-curable adhesive designed for bonding, sealing, and coating metal and glass components in aviation and MRO applications. Teams rely on it for its rapid curing, high bond strength, and durability, ensuring assemblies withstand vibration, impact, and thermal stress in critical environments.

Key Technical Specs for LOCTITE AA 366

• Type: Acrylic, urethane methacrylate adhesive
• Size/Volume: Supplied in multiple industrial dispensing formats (check packaging)
• Color: Transparent, yellow to light amber (uncured)
• Viscosity/Consistency: Medium; 5,000 10,000 cP at 25 C
• Cure/Working Time: UV-curable at 365 nm; tack-free in 15 seconds, fixture time 5 15 seconds depending on UV intensity
• Tensile/Peel Strength: Tensile strength up to 10 N/mm (1,450 psi); lap shear strength ?13.5 N/mm (1,957 psi)
• Shore Hardness: D45
• Service Temperature: Maintains performance up to 150 C (302 F)
• Typical Uses: Bonding and sealing electrical devices, appliance components, decorative parts, and metal/glass assemblies
• Shelf Life: Optimal storage between 8 21 C (46 70 F) in unopened container

Approvals & Specifications

• Compliance: Meets Henkel internal quality standards
• Not recommended for pure oxygen or strong oxidizers
• Customer-specific specifications can be coordinated through Henkel Quality

Typical Aircraft MRO / AOG Applications

• Bonding cockpit instrument glass and metal frames
• Sealing electronic control units (ECUs)
• Decorative or functional panel assembly
• Fast assembly of avionics modules requiring rapid cure

Compatibility & Safety Notes

• Compatible with metal and glass substrates; plastic substrates should be tested for stress cracking
• Use personal protective equipment (PPE) such as gloves and eye protection during handling
• Minimize exposure to daylight and artificial UV sources during handling
• Clean bond surfaces free from grease for best performance

Packaging & Procurement

• Available in industrial applicator cartridges
• Easy-to-dispense from black feedline systems to prevent premature UV exposure
• Store in dry conditions at 8 21 C (46 70 F)
• Do not return unused material to the original container to prevent contamination

Why LOCTITE AA 366 is Chosen for AOG / MRO

• High-speed curing reduces aircraft downtime
• Strong, durable bonds improve reliability of critical components
• Versatile for multiple substrates and assemblies
• Portable and easy-to-use in field or shop environments

Practical Suggestions for Your Team (AOG Mindset)

• Stock adequate quantities in multiple sizes for rapid deployment
• Train maintenance staff on UV curing times and handling precautions
• Ensure proper surface preparation and cleaning for optimal bond strength
• Use cooling for temperature-sensitive substrates during curing

Manufacture / Aviation Spec Codes

• Manufacturer: Henkel Corporation
• Product ID: LOCTITE AA 366
• MIL/OEM/Export Codes: Refer to Henkel technical documentation per batch

Alternative Names & Descriptions

• LOCTITE AA 366 UV Adhesive
• Henkel AA 366
• Urethane Methacrylate UV Bonding Adhesive
• AA 366 Industrial Glass/Metal Adhesive
• UV-Curable Acrylic Adhesive LOCTITE 366