Chemetall NAFTOSEAL-MC-630A-2 (55-ML-KIT)
SEALANT (55-ML-KIT)
AERO P/N: 116347
Hazardous Material
Total Available Stock: 24
UK
USA
24 In Stock (UK)
Available On Request
Expiry Date: 31/Aug/2026
Minimum Order Quantity: 24
Estimated Lead Time: 70 days
$73.37 excl VAT
Naftoseal MC-630A-2 is a ~55ml two-part polysulfide sealant kit with ~2-hour working time, ideal for sealing fuselage and fuel tank seams, rivets, and small panel joints with fuel-resistant flexibility.
Product Features
OEM
-
OEM Part No.
-
Colour
-
Shelf Life in Months
6
Shelf Life in Days
180
UN No
UN1133+UN3082
Class
CL3+9
PG
PGIII+III
ECCN
EAR99
Country of Origin
Germany
Commodity Code
32141010
Product Type
Sealants
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Information
Additional Product Information
Overview
Chemetall Naftoseal MC-630A-2 is a high-performance polysulfide sealant for aerospace joints. It delivers reliable sealing in critical structural and fuel-wet areas with a 2-hour application window. The mixed paste is thixotropic and can be applied by extrusion, spatula, or brush. It cures flexibly and adheres to aluminium, stainless steel, titanium, composites, and coated surfaces. Teams rely on it for rapid, durable sealing in MRO and production environments.
Key Technical Specs for MC-630A-2
- Type: Polysulfide Sealant
- Size/Volume: 55 mL / 1.86 fl.oz
- Color: Grey
- Viscosity/Consistency: Thixotropic paste
- Cure/Working Time: 2 hr application window, accelerated cure up to 60°C / 140°F
- Tensile/Peel Strength: Flexible, strong adhesion
- Shore Hardness: Shore A 35 (fully cured)
- Service Temp: -55°C to +130°C / -67°F to +266°F
- Typical Uses: Aerospace structural joints, fuel tanks, MRO sealing
Approvals & Specifications
- Airbus AIMS 04-05-001
Typical Aircraft MRO / AOG Applications
- Structural panel sealing
- Fuel-wet integral tank repairs
- Fuselage joint sealing
Compatibility & Safety Notes
- Compatible with aluminium, stainless steel, titanium, composites
- PPE: Gloves and eye protection recommended
- Handle mixed sealant with care; avoid prolonged skin contact
Packaging & Procurement
- 55 mL kit, convenient for small repairs or tight areas
- Easy-to-use two-part system
- Store per manufacturer instructions
Why MC-630A-2 is Chosen for AOG / MRO
- Reliable cure and adhesion
- Flexible application with minimal sag
- Fast turnaround for critical repair tasks
Practical Suggestions for Your Team (AOG Mindset)
- Stock smaller kits for frequent repairs
- Ensure proper mixing to maintain performance
- Training for extrusion and tooling recommended
Manufacture / Aviation Spec Codes
- Manufacturer: Chemetall
- Product ID: MC-630A-2
- MIL/OEM/Export Codes: Airbus AIMS 04-05-001
Alternative Names & Descriptions
- Naftoseal MC-630 A-2
- Chemetall MC 630A2 Sealant
- MC-630A-2 55mL Kit
- Polysulfide Aerospace Sealant 630A-2
Restrictions
Restrictions
Restricted
Hazardous
Yes
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.