PPG 41256407-KAF0 (4-Ltr-Tin)
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Limited availabilityLimited global stock availability due to production delays, high demand, or supply chain disruptions.Total Available Stock: 70
PPG 41256407-KAF0 (Also known as: PPG Fastener Protective Topcoat & PPG Epoxy Fastener Coating) is an epoxy-based fastener protective topcoat designed for aviation applications. It provides corrosion protection and durability for rivets, nuts, bolts, and other fasteners on commercial and military aircraft.
MRO Category: Coatings / Paints
Manufacturer Part Number: 41256407-KAF0
Sub-Category: Fastener Protection / Epoxy Topcoat
Function: Provides corrosion protection, adhesion, and durability to fasteners and aluminium assemblies. Prevents galvanic corrosion and ensures long-term structural integrity.
Use Cases: Protecting rivets, nuts, bolts, and threaded fasteners on commercial and military aircraft during routine maintenance and overhaul in MRO facilities.
Spec Sheets For PPG 41256407-KAF0:
PPG 41256407-KAF0 Technical Data Sheet
Safety Data Sheet for PPG 41256407-KAF0
Information
PPG 41256407-KAF0 is a fastener protective topcoat trusted across the aviation industry. Used daily by MRO teams, aircraft engineers, and ground crews on everything from next-generation military aircraft to commercial fleets, it delivers proven corrosion protection, long-term durability, and consistent performance under extreme environmental and operational loads. When fastener integrity directly affects aircraft safety, engineers choose PPG 41256407-KAF0 because it meets strict OEM and military specifications and performs reliably even in high-stress AOG situations.
Key Technical Specs
- Type: Two-pack epoxy topcoat (base + activator)
- Application: Protects fasteners such as rivets, nuts, and aluminium alloys
- Adhesion: Superior adhesion for long-lasting durability in aviation environments
- Volume: 4 L (4 litres ≈ 1.057 gal)
- Shelf Life: 24 months (720 days)
Approvals & Specifications
- OEM: PPG
- UN Number: UN1263
- Class: CL3
- Packing Group: PG II
- ECCN: EAR99
- Country of Origin: France
Typical Aircraft MRO / AOG Applications
- Protects critical fasteners during aircraft assembly or maintenance
- Ideal for MRO teams handling structural components, AOG repairs, or routine maintenance
- Holding stock ensures quick application for urgent AOG situations, preventing delays in assembly or aircraft return-to-service
Compatibility & Safety Notes
- Compatible with all types of fasteners in aviation applications
- Provides protection against environmental elements
- Hazardous material — handle per standard aviation chemical protocols
Packaging & Procurement
- Supplied in a 4‑Ltr (1.057‑gal) tin
- Aerospheres offers next-day AOG support where stock is available
Why PPG 41256407-KAF0 is Chosen for AOG / MRO
- Versatile and reliable protection for structural fasteners
- Reduces risk of corrosion or fastener failure, critical in both commercial and military aviation
Practical Suggestions for Your Team (AOG Mindset)
- Keep at least one 4-Ltr tin in AOG-ready inventory for urgent aircraft repairs
- Use for ground crew operations to protect newly installed fasteners immediately after assembly
- Ensure proper mixing of the two-pack epoxy before application
Manufacture / Aviation Spec Codes
- PPG OEM Part Number: 41256407-KAF0
- Possible alternative codes: 4125-6407KT:F1419, 4125-6407, 4125-6407-BLUE-4LI, 4125/6407, 4125/6407 TOUCH-UP-KIT, 4125-6407 TOUCH-UP-45ML, 4125-6407-1LI
Alternative Names & Descriptions
- PPG 41256407-KAF0 epoxy topcoat
- PPG 4125-6407 BLUE 4-Ltr
- Fastener protection epoxy coating
- 4125-6407
- 4125-6407-BLUE-4LI
- 4125/6407 TOUCH-UP-KIT
- 4125-6407 TOUCH-UP-45ML
- 4125-6407-1LI
Restrictions
Recommended Alternatives
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Shipping Information
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