Polyken P412 (25-mm-Roll)

Additional Product Information

Overview

P-412 Ribbon Dope Thread Sealant is a high-density, easy-to-use thread sealant designed for MRO and aviation applications. Its chemically inert and non-toxic formulation ensures reliable, leak-free connections across a wide range of threaded fittings. Maintenance teams and AOG crews rely on P-412 for its durability, corrosion prevention, and ease of disassembly.

Key Technical Specs for P-412 Ribbon Dope Thread Sealant

• Type: Ribbon Dope, Extruded PTFE
• Size/Volume: Supplied on a plastic spool with snap-on case
• Color: White
• Consistency: High-density, non-expanding, self-lubricating
• Temperature Range: -65 F to 300 F (-54 C to 149 C)
• Tensile Strength: 8.5 lb/in (1.5 N/10 mm)
• Elongation: 200%
• Density: 1.26 g/cm
• Typical Uses: Sealing threaded pipe joints, hydraulic connections, high-pressure lines, refrigeration, heating, cooling, and anti-seize applications
• Shelf Life: Best stored between 50 F-80 F (10 C-27 C), 25-50% relative humidity

Approvals & Specifications

• CID-A-A-58092 (Replaces obsolete MIL-T-27730A Type II & III)
• McDonnell Douglas Specification PS 17115
• RoHS Compliant

Typical Aircraft MRO / AOG Applications

• Sealing threaded pipe connections in fuel, hydraulic, and air systems
• Connections in high-pressure steam and refrigerant lines
• Hydraulic pumps, lifts, and gas equipment
• Cylinder head studs and electrical conduit joints
• Anti-seize applications for dissimilar metal fittings

Compatibility & Safety Notes

• Compatible with metals, copper, steel, iron, and glass pipe threads
• Non-toxic; safe for food, pharmaceuticals, fuels, and petrochemicals
• Wear standard PPE when applying in industrial settings
• Ensure surfaces are clean, dry, and free of oil and debris before application

Packaging & Procurement

• Supplied on plastic spools with easy snap-on cases
• Convenient for stocking and on-the-go AOG use
• Store in a cool, dry environment out of direct sunlight

Why P-412 Ribbon Dope Thread Sealant is Chosen for AOG / MRO

• Fast and reliable sealing for critical threaded connections
• Versatile across multiple substrates and fluids
• Portable and easy to apply in maintenance and emergency scenarios
• Long-lasting protection against corrosion and physical damage

Practical Suggestions for Your Team (AOG Mindset)

• Stock spools in central maintenance kits for rapid deployment
• Train crews on proper thread preparation and sealant application
• Maintain inventory rotation to ensure consistent quality and usability

Manufacture / Aviation Spec Codes

• Manufacturer: Nitto Denko America
• Product ID: P-412
• Military / OEM Codes: CID-A-A-58092, McDonnell Douglas PS 17115

Alternative Names & Descriptions

• P-412 PTFE Thread Sealant
• Ribbon Dope P-412
• PTFE Tape Sealant P-412
• High-Density Thread Sealant P-412
• P-412 Aviation Grade Thread Sealant