PPG N53-621-RAL7035 (5-kg-Tin)

Additional Product Information

Overview

N53621 is a high-performance two-component polyurethane topcoat designed for aviation walkways, emergency exits, wing surfaces, and stepped areas. Its anti-slip properties, chemical and UV resistance, and wide temperature tolerance make it a reliable choice for aircraft MRO teams requiring durable, safe surfaces in high-traffic areas.

Key Technical Specs for N53621 Polyurethane Walkway Coating

• Type: Two-pack polyurethane topcoat
• Size/Volume: Base 5 parts, Activator 1 part, Thinner as required
• Color Options: Silver-Grey (RAL7001), Blue-Grey (RAL7031), Light Grey (RAL7035), Black (RAL9005), Grey (M9001)
• Viscosity/Consistency: Base may require mechanical agitation; ensure uniform dispersion
• Cure / Working Time: Pot life 6 hours @ 21 25 C (70 77 F); Dry to handle 24 hours @ 23 C (73 F); Full cure 7 days
• Service Temperature: -55 C to 120 C (-67 F to 248 F)
• Tensile / Peel Strength: Dependent on substrate and specification; refer to application guidelines
• Shore Hardness: Not specified
• Typical Uses: Aircraft walkways, emergency exits, wing surfaces, stepped areas
• Shelf Life: Base and Activator 24 months unopened; Thinner 10 years unopened

Approvals & Specifications

• PPG Standard Qualified
• Meets performance requirements of AIMS 04-04-024
• Compatible with primers/topcoats per AIMS 04-04-031, 04-04-036, 04-04-060, 04-04-061, BS2X34B

Typical Aircraft MRO / AOG Applications

• Wing surface walkways
• Emergency exit areas
• Stepped areas of aircraft fuselage
• High-traffic zones requiring anti-slip coatings
• Maintenance access platforms

Compatibility & Safety Notes

• Compatible with PPG-approved primers and topcoats
• Use recommended solvent cleaners: DeSoto CN20 or Desoclean 45
• PPE recommended: gloves, eye protection, and ventilation
• Ensure surfaces are clean, dry, and intact before application
• Follow Safety Data Sheet (SDS) instructions for handling

Packaging & Procurement

• Components packaged separately: Base, Activator, Thinner
• Applied via brush or roller
• Store at 5 35 C (41 95 F) to maintain shelf life
• Easy to mix and apply in ambient conditions 15 35 C (59 95 F)
• Flexible coverage: 4 m /L @ 150 m dry film thickness

Why N53621 is Chosen for AOG / MRO

• Rapid application and extended pot life for AOG scenarios
• Reliable anti-slip performance under extreme conditions
• Versatile: suitable for multiple aircraft surfaces
• Durable chemical and UV resistance reduces rework
• Portable and easy to handle in field conditions

Practical Suggestions for Your Team (AOG Mindset)

• Stock both base and activator to maintain readiness
• Pre-condition components at 15 35 C (59 95 F) for 24 hours prior to use
• Train staff in proper mixing and application techniques
• Use recommended cleaners to maintain equipment
• Monitor drying and curing times based on environmental conditions

Manufacture / Aviation Spec Codes

• Manufacturer: PPG Aerospace
• Product ID: N53621
• Relevant MIL/OEM/Export Codes: AIMS 04-04-024, AIMS 04-04-031, 04-04-036, 04-04-060, 04-04-061, BS2X34B