Loctite EA9394C-2

Description

Loctite EA9394C-2 (1-USQT-Kit) is the trusted choice for aircraft engineers and MRO teams around the world, used from advanced military jets to commercial airliners because it provides high-strength, elevated-temperature bonding and reliable structural repair. Its two-part epoxy formula ensures durable adhesion on metal, composite and plastic components. Making it ideal for critical repairs, sealing and potting in AOG situations. Ground crew and maintenance teams rely on it to restore integrity quickly and safely, reducing aircraft downtime and protecting high-value assets. For engineers who demand proven performance under the toughest conditions, the EA9394C-2 delivers confidence and reliability every time.
Key Technical Specs for Loctite EA9394C-2
Type: Two-part, high-temperature epoxy adhesive
Kit Size: 1 US quart (0.946?L)
Mix Ratio: 100:17 by weight (Part A:Part B)
Service Temperature: Up to 450°F (232°C)
Tensile Strength: 6,675 psi (46.0?MPa) at 25°C (77°F)
Tensile Modulus: 615 ksi (4,237?MPa) at 25°C (77°F)
Elongation at Break: 1.66% at 25°C (77°F)
Shore D Hardness: 88 at 25°C (77°F)
Shelf Life: 1 year when stored at ≤4°C (40°F)
Primary Uses: Bonding metal, composites and plastics. Sealing joints. Potting electronics. Repairing structural damage.
Approvals & Specifications for Loctite EA9394C-2

Qualified to: MMM-A-132, Type II
Flame/thermal compliance: High-temperature performance, OEM-approved for structural bonding
Aerospace Manufacturer Approvals: Boeing, Airbus, Lockheed Martin for structural adhesive and repair applications
Typical Aircraft MRO / AOG Applications for Loctite EA9394C-2
Structural bonding of panels, brackets, and composite/metal assemblies
Sealing critical joints and preventing moisture ingress
Potting electronic components for environmental protection
Repairing cracks or minor structural damage
Importance of Stocking: Ready availability ensures rapid response during AOG situations. Minimizes aircraft downtime and supports routine MRO maintenance on commercial and military fleets
Compatibility & Safety Notes for Loctite EA9394C-2

Compatible with metals, composites and high-performance plastics
Requires elevated temperature curing for optimal performance
Practical for AOG/MRO due to long pot life, durability and reliability under thermal stress
Safety: Avoid skin/eye contact, use PPE, follow SDS for handling, storage and disposal
Packaging & Procurement for Loctite EA9394C-2 (matched to the Aerospheres page and common market packs)
Kit Content: Part A – 1 US quart (0.946?L); Part B – 8?oz (0.237?L)
Availability: Immediate dispatch from suppliers including Aerospheres
Storage: ≤4°C (40°F) for up to 1 year shelf life
Why Loctite EA9394C-2 is Chosen for AOG / MRO

High-temperature, structural performance ensures critical repairs hold under stress
Long pot life and quick setup allow fast application during AOG scenarios
Proven OEM-approved reliability reduces risk of repeat failures
Versatile for bonding, sealing and repairing a wide variety of aircraft components
Practical Suggestions for Your Team (AOG mindset) for Loctite EA9394C-2
Keep stocked in both primary MRO locations and AOG kits
Train ground crew and maintenance engineers on proper mix ratio and elevated temperature curing
Monitor shelf life and rotate stock to ensure readiness
Use in combination with compatible primers or surface preparation for maximum adhesion
Manufacture / Aviation Spec Codes for Loctite EA9394C-2

Manufacturer: Henkel (Loctite)
Aviation Specs: MMM-A-132, Type II
OEM Approvals: Boeing, Airbus, Lockheed Martin
Compliance: FAA/EASA approved for structural adhesive applications