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Chemetall NAFTOSEAL-MC238A-2 (55-ML-KIT)

FILLET and OVERCOAT SEALANT (55-ML-KIT)
AERO P/N: 116355
Hazardous Material

Total Available Stock: 0

UK
USA
Available On Request
Available On Request
Minimum Order Quantity: 24
Estimated Lead Time: 70 days
Estimated Lead Time: 70 days
£55.58 excl VAT
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Naftoseal MC-238 A2 is a two-component polysulfide sealant (~55 mL, ~0.055 L, ~1.86 fl oz) with a 2-hour Class A working life, designed for flexible, fuel-resistant sealing of fuselage and fuel tank surfaces in detail sealing, panel assembly, and patch repairs.
Product Features
OEM
-
Brand
Chemetall
OEM Part No.
-
Colour
-
Shelf Life in Months
6
Shelf Life in Days
180
UN No
UN1133
Class
CL3
PG
PGIII
ECCN
EAR99
Country of Origin
Germany
Commodity Code
32149000

    Information

    Additional Product Information

    Overview

    Naftoseal MC238A-2 is a Class A polysulfide sealant engineered for fuselage joints and structural gaps. It offers low slump, excellent toolability, and reliable performance in fuel, oil, and vibration-exposed environments commonly encountered in aircraft service.

    Key Technical Specs for MC238A-2

    • Type: Polysulfide sealant, Class A
    • Size/Volume: 55 mL / 1.86 fl oz
    • Color: Grey
    • Viscosity/Consistency: Low-slump paste
    • Cure/Working Time: 2 hours at 23°C / 73°F
    • Service Temp: -55°C to +130°C / -67°F to +266°F
    • Typical Uses: Fuselage joints, structural gaps

    Approvals & Specifications

    • AIMS 04-05-001
    • AIMS 04-05-002
    • NTA 65361
    • MDL 6057

    Typical Aircraft MRO / AOG Applications

    • Fuselage seam sealing
    • Structural gap filling

    Compatibility & Safety Notes

    • Compatible with aluminium, titanium, composites
    • Standard sealant PPE required

    Packaging & Procurement

    • 55 mL two-part kit
    • Ideal for precision sealing tasks

    Why MC238A-2 is Chosen for AOG / MRO

    • Excellent bead control
    • Elastic seal accommodates vibration

    Practical Suggestions for Your Team (AOG Mindset)

    • Stock for fuselage and skin repairs
    • Ensure proper surface prep

    Manufacture / Aviation Spec Codes

    • Manufacturer: Chemetall
    • Product ID: MC238A-2

    Alternative Names & Descriptions

    • Naftoseal MC238A-2
    • MC-238A-2 Class A Sealant
    • Chemetall Structural Sealant MC238A-2

    Restrictions

    Restrictions
    Restricted
    Hazardous
    Yes
    Dry Ice
    No
    Precursor Licence
    Export Licence
    FEDEX Restriction
    Supplier Disruption
    no

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    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.

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