3M SCOTCH-WELD-EC 3549-B/A (4-oz-Kit)
URETHANE ADHESIVE (4-Ounce-Kit)
AERO P/N: 104591
Total Available Stock: 201
UK
USA
201 In Stock (UK)
Available On Request
Expiry Date: 16/Dec/2026
Additional Stock Expected: 29/Oct/2026
Additional Quantity Available to Order: 48
Estimated Lead Time: 141 days
$89.58 excl VAT
Introducing Scotch Weld 3549-B/A (4-Oz-Kit), a high-performance two-component polyurethane adhesive designed for robust structural bonding. Ideal for primed or painted metals and plastics, it cures at room temperature or with heat, offering exceptional impact resistance and non-sagging properties for reliable, tough connections.
Product Features
OEM
3M
OEM Part No.
7000058944
Colour
-
Shelf Life in Months
20
Shelf Life in Days
600
UN No
-
Class
-
PG
-
ECCN
EAR99
Country of Origin
United States
Commodity Code
3506100000
Product Type
Adhesives
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Information
Additional Product Information
Overview
Scotch Weld 3549-B/A (4-Oz-Kit) is a dynamic two-component polyurethane adhesive engineered for robust structural bonds. Whether cured at room temperature or with heat, it provides toughness and impact resistance for steadfast connections. It adheres reliably to primed or painted metal and plastic substrates, making it a trusted choice in aviation and MRO applications.
Key Technical Specs for Scotch Weld 3549-B/A (4-Oz-Kit)
- Type: Two-component polyurethane adhesive
- Size/Volume: 4 oz (118 mL) kit
- Viscosity/Consistency: Paste
- Cure/Working Time: Room temperature or heat cure; sag-resistant in ~30 seconds
- Tensile/Peel Strength: High peel strength on metals and plastics
- Typical Uses: Structural bonding of primed or painted metals and plastics
- Shelf Life: As per manufacturer
Approvals & Specifications
- OEM and military specifications as applicable
Typical Aircraft MRO / AOG Applications
- Bonding structural components on aircraft panels
- Repairing metal and composite assemblies
- Adhesive applications for line maintenance
Compatibility & Safety Notes
- Substrates: Primed or painted metals and plastics
- PPE: Gloves and eye protection recommended
- Handling Notes: Mix components carefully; avoid skin contact
Packaging & Procurement
- Available as 4 oz (118 mL) kit
- Easy-to-use cartridges and mixing system
- Storage: Store in cool, dry conditions
Why Scotch Weld 3549-B/A (4-Oz-Kit) is Chosen for AOG / MRO
- High reliability for critical bonding
- Room-temperature and heat curing versatility
- Rapid sag resistance for quick repairs
Practical Suggestions for Your Team (AOG Mindset)
- Keep kits stocked for urgent repairs
- Train technicians on proper mixing and application
- Use on recommended substrates for optimal adhesion
Manufacture / Aviation Spec Codes
- Manufacturer: 3M
- Product ID: 3549-B/A
- MIL/OEM/Export codes: As applicable
Alternative Names & Descriptions
- 3M 3549-B/A Polyurethane Adhesive
- Scotch-Weld 3549 Kit
- 3549 Structural Bonding Adhesive
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.