Permacel P421 (50-mm-Roll)
P421 6.5 MIL PTFE FILM TAPE - 50MM X 33M
AERO P/N: 100093
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Limited availabilityLimited global stock availability due to production delays, high demand, or supply chain disruptions.
Introducing the POLYKEN P421 tape by Nitto, engineered for the aftermarket aircraft industry. This high-performance tape excels in high temperatures, chemical resistance, and durability, thanks to its PTFE backing and cured silicone adhesive. Ideal for roller protection and electrical applications, it ensures smooth operations and reliability.
Product Features
OEM
Nitto
OEM Part No.
P42100500033
Colour
-
Shelf Life in Months
35
Shelf Life in Days
1050
UN No
-
Class
-
PG
-
ECCN
EAR99
Country of Origin
United States
Commodity Code
3920995990
Product Type
Tapes
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Information
Additional Product Information
Overview
The POLYKEN P421 tape by Nitto is engineered for the aftermarket aircraft industry, providing high-temperature resistance, chemical durability, and a low-friction PTFE surface for smooth material handling and electrical insulation applications.
Key Technical Specs for POLYKEN P421
- Type: PTFE-backed adhesive tape
- Size/Volume: Roll size per specification
- Color: White
- Viscosity/Consistency: Cured silicone adhesive
- Cure/Working time: Ready-to-use
- Tensile/Peel Strength: Moderate, dependent on surface
- Shore Hardness: N/A
- Service Temperature: High-temperature resistant (specific limits per application)
- Typical Uses: Roller protection, electrical insulation, medium gauge wire applications
- Shelf Life: 3 years
Approvals & Specifications
- OEM: N/A - aftermarket certified
- Military: Compliant with aerospace standards for PTFE tapes
- Compliance: Nitto P421 tape specifications
Typical Aircraft MRO / AOG Applications
- Roller protection for material handling
- High-temperature insulation for medium gauge magnet wires
- Aircraft maintenance requiring chemical and heat resistance
Compatibility & Safety Notes
- Compatible with metals, plastics, and composite surfaces
- PPE: Gloves recommended during application
- Handling Notes: Apply to clean surfaces; avoid contamination
Packaging & Procurement
- Rolls per specification
- Durable PTFE construction
- Store in dry, temperature-controlled environment
Why POLYKEN P421 is Chosen for AOG / MRO
- High temperature and chemical resistance
- Low-friction PTFE surface for smoother operation
- Durable and long-lasting adhesive
- Reliable in electrical and mechanical applications
Practical Suggestions for Your Team (AOG Mindset)
- Pre-cut strips for maintenance efficiency
- Train staff in handling PTFE-backed tape
- Keep rolls available for high-temperature and chemical exposure areas
Manufacture / Aviation Spec Codes
- Manufacturer: Nitto
- Product ID: P421
- MIL/OEM/Export Codes: N/A
Alternative Names & Descriptions
- Nitto P421 PTFE Tape
- POLYKEN P421
- Aircraft PTFE Backed Tape P421
- P421 High-Temp Tape
- Nitto P421 Insulation Tape
Restrictions
Restrictions
Restricted
Dry Ice
No
Precursor Licence
Export Licence
FEDEX Restriction
Supplier Disruption
no
Recommended Alternatives
Bought Together
Shipping Information
- Orders over £100 online are eligible for FREE UK Mainland delivery.
- Collection for orders is available for all customers. At Checkout, please select 'Ex-Works/Collection'.
- European Delivery is available for selected countries. Shipping costs will be calculated according to the weight of the products.
- Refrigerated shipping required for shipments going by sea or exceeding 7 days transit time.
- For additional information, please see our shipping page.