AkzoNobel S66/22R (5-Ltr-Can)

Additional Product Information

Overview

AkzoNobel S66/22R is the trusted hardener for Aerodur 3-component polyurethane finishes, used by MRO teams and aircraft engineers worldwide. Chosen for its durability, chemical resistance, and OEM compliance, it ensures coatings perform flawlessly under the harshest conditions. Essential for AOG response, scheduled maintenance, and frontline defence fleets, it delivers consistent, certified results.

Key Technical Specs

• Product Role: Hardener/curing component for Aerodur polyurethane finishes. Use only with matching basecoat and specified thinners.
• Application / Equipment: Spray or HVLP recommended; ambient application 15-35°C (59-95°F), 35-75° RH.

Approvals & Specifications

• AkzoNobel QPL / TDS: Aerodur Finish SGL Aluminium with Hardener S66/22R listed.
• Safran / Landing Gear: PCS-2500 reference in TDS/QPL listings.
• Distribution / Catalogue: Listed in Boeing Distribution, SkyGeek, GracoRoberts & Hisco with AIMS and other aircraft-industry references.

Typical Aircraft MRO / AOG Applications

• Common Uses: Final topcoat hardener for exterior/interior polyurethane finishes on airframes, nacelles, and panels, providing chemical and hydraulic fluid resistance, gloss, and appearance.
• AOG-Critical: 5 L can and shelf life enable fast spot repairs and touch-ups while maintaining OEM paint system traceability.

Compatibility & Safety Notes

• Compatibility: Only with AkzoNobel Aerodur base. Mixing with other activators risks improper cure and loss of performance.
• Hazards / Handling: Flammable liquid (UN1263, Class 3, PG III), skin sensitiser, respiratory irritant. Use PPE, spray-booth ventilation, chemical-resistant gloves, eye protection, anti-static handling, and avoid open flames.
• AOG Practicality: Compact 5 L pack, clear shelf-life and batch labelling, simplifies inventory rotation and traceability for airworthiness documentation.

Packaging & Procurement

• 5 L (5 L / 1.32 US gal) can; AERO P/N 100659, OEM P/N 102404
• Shelf life: 720 days; UN1263, Class 3, PG III; ECCN EAR99; Commodity Code 32100010
• For workpacks / AMM compliance, request Certificate of Conformance (CoC)

Why Chosen for AOG / MRO

• System Match & OEM Acceptance: Specified curing component reduces rework, adhesion failures, and OEM non-conformance.
• Practicality: 5 L size suitable for AOG kits, spot repairs, or full panel refinishes; batch traceability ensures compliance and reduces downtime risk.

Practical Suggestions for Your Team (AOG Mindset)

• Keep at least one sealed 5 L can per shift for AOG/fast-turn.
• Store 5-35°C (41-95°F) in original sealed containers, away from ignition sources.
• Obtain CoC and batch number at purchase; attach to workpack for traceability. Include TDS and SDS with every lot.
• AOG kit idea: 5 L S66/22R, matching Aerodur base in smaller tins, thinner, wipes, PPE, and printed TDS/SDS in weatherproof folder for rapid deployment.

Manufacture / Aviation Spec Codes

• AIMS References: 04-04-002 / 3 / 7 / 12 / 22 / 23 / 40 / 41
• AkzoNobel QPL / TDS: Aerodur Finish SGL Aluminium with Hardener S66/22R, Safran PCS-2500; request certified spec or CoC for Boeing, Airbus, Lockheed OEM compliance.

Alternative Names & Descriptions

• S 66/22 R
• S66-22R Hardener
• AkzoNobel S66/22R (5 Ltr Can)
• Aerodur Hardener S66/22R
• HARDENERS66-22R:H0951
• HARDENER S66/22R
• PAINT HARDENER S66/22R 5