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Technical Data Sheet                               

Permatex Aviation Form A Gasket No 3 Sealant 

PRODUCT DESCRIPTION:

Permatex Aviation Form A Gasket No 3 Sealant is a dark reddish brown, viscous liquid with a characteristic alcoholicodor. It is a slow drying, liquid that changes to a pliable, tacky film through solvent evaporation. It seals colose fitting parts, machined surfaces and threaded connections in industrial, aircraft,marine and automotive applications.Conforms to MIL-S-45180D Type III.

PRODUCT BENEFITS:

● For colse tolerance flanges

● Slow drying 

● Flexible setting

● Withstands pressures to 5000 psi

TYPICAL APPLICATIONS:

● Solid gasket dressing

● Close fitting machined surfaces

● Threaded connections

● Aviation engines

● Marine engines

DIRECTIONS FOR USE:

1. Remove all previous material from mating surfaces.Permatex Gasket Remover is recommended for most materials, not for plastics or painted surfaces.

2. For best results, clean and dry all surfaces with a residue-free solvent, such as Permatex Brake and Parts Cleaner.

3. Remove cap and coat with brush-top applicator.

4. When used as a gasket dressing, spread product with a spatula to a uniform film on one side of gasket and then position it on the assembly.Coat the second side of gasket an re-assemble. Slower drying formula increases work time.

5. Assembly is operational after 4 hours, full cure is effective after 24 hours.
   

For Cleanup

1. The product can be removed from metal surfaces with isopropyl alcohol. If the sealant has been dried for a long time or at high temperatures, cover the sealant with alcohol and allow to soften overnight.

2. Clean hands with Permatex brand hand cleaners.

PROPERTIES OF UNCURED MATERIAL

                                                       Typical Val ue

Chemical Type                 Modified resin,fillers&alcohol

Appearance                              Dark brown liquid

Odor                                                 Alcoholic

Specific Gravity                                        1.1

Viscosity                                           Viscous liquid

Flash Point, TCC, F                                     60

TYPICAL CURING PERFORMANCE

Permatex Aviation Form A Gasket No 3 Sealant once applied, develops into a pliable, tacky seal by solvent evaporation. Dry times will vary with temperature, humidity and gap.

TYPICAL ENVIRONMENTAL TESISTANCE

Temperature Resistance                  Typical Values

Continuous,℃（Ｆ）                -54 to 204    (-65 to 400)

Chemical/Solvent Resistance

The product retains effective properties in contact with water, ethylene glycol, gasoline, motor oil, transmission fluid and seawater.

GENERAL INFORMATION:

This product is not recommended for use in pure oxygen and/or oxygen rich systems and should not be selected as a sealant for chlorine or other strong oxidizing materials.

For safe handling information on this product, consult the Material Safety Data Sheet,(MSDS).

STORAGE

Products shall be ideally stored in a cool, dry location in unopende containers at a temperature between 8℃ to 28℃ （46 to 82 F）unless otherwise labeled. Optimal storage is at the lower half of this temperature range, To prevent contamination of unused product, do not return any material to its original conrainer.

NOTE：

The data contained herein are furnished for  information only and are believed to be reliable, We cannot assume responsibility for the results obtained by others over whose methods we have no control, Permatex, Inc.specifically disclaims all warranties expressed or implide, including warranties of merchantability or fitness for a particular purpose, arising from sale or use of Permatex, Inc. products and disclaims any liability for consequential or incidental damages of any kind, including lost profits, This product may be covered by one or more United States or foreign patents or patent applications.