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3M™ Aerospace AC-350 A-2 Gray AMS-S-8802D Class A-2, Type II Spec Fuel Tank & Fuselage Sealant - 2.5 oz Kit
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3M™ Aerospace AC-350 B-1/4 Gray AMS3276G Class B-1/4 Spec Fuel Tank & Fuselage Sealant - 3.5 oz Kit
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3M™ Aerospace AC-350 A-2 Gray AMS-S-8802D Class A-2, Type II Spec Fuel Tank & Fuselage Sealant - 3.5 oz Kit
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3M™ Aerospace AC-350 B-1/4 Gray AMS-3276E Class B-1/4 Spec Fuel Tank Sealant - 2 oz Kit
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3M™ Aerospace AC-350 B-1/2 Dark Gray AMS-S-8802D Class B-1/2, Type II Spec Fuel Tank & Fuselage Sealant - 3.5 oz Kit
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Approvals and Conformities
SAE Spec#
AMS-3276 Rev. E Class B-1/4
Alternate PN#s
AC-350, B-1/4, AC350B1/4, 70-0052-0249-7, 70005202497, 051141-58054
Product Attributes
Country of Origin
United States
Size
3.5 oz Kit
Shipping Weight
0.75 pounds
ECCN
EAR99
Color Family
Gray
Manufacturer P/N
7000123234
Schedule B Code
3214.10.0010
Pack Quantity
1
Size
3.5 oz Kit
Spec
AMS-3276E Class B-1/4
Color
Gray
This fast cure, intermediate density polysulfide sealant suitable for fuel tank and fuselage applications is a two-component, manganese dioxide cured sealant that is solvent free and has outstanding resistance to aviation gasoline and jet fuel, as well as resistance to chemicals and petroleum products common to the aircraft industry. AC-350 Class B maintains its flexibility and bond strength on most metal substrates such as" aluminum, titanium, steel, stainless steel, glass, and many coatings under extremes of temperature, weathering and stress. The mixed compound is a thixotropic paste easily applied by extrusion, injection gun or spatula, and exhibits superb tooling properties.
Applications
- Sealing integral fuel tanks
- Repairing integral fuel tanks
- Sealing fuselages
SIN #834-100
Storage
The shelf life of AC-350 Class B is 9 months from date of packaging, when stored at temperatures below 80°F in its original unopened container.
Mixed AC-350 Class B may be stored under refrigeration as follows
- 15 days at -10°F
30 days at - 40°F
Please note, this is the base component only. We also have AC Tech AC-350 B-1/4 Intermediate Density Fuel Tank & Fuselage Sealant Catalyst available in a 25 gram container and 2.5 oz. container.