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Permatex 3D Aviation Form-A-Gasket No3 16oz Bottle

Silmid P/N: PERM3D16OZ
£60.36 (excl VAT) £72.43 (Inc VAT)
8 Available from stock
Bulk discounts
£60.36 + VAT
£57.34 + VAT
£55.83 + VAT
£54.32 + VAT

Permatex Aviation Form-A-Gasket No. 3 Sealant is a dark reddish brown, viscous liquid with a characteristic alcoholic odour.

Technical Information

  • Commodity Code 32141010
  • Country of Origin United States
  • UN Number 1866 CL3

Product Properties

Pack Size
16oz Bottle
Manufacturer Name
Also Known As
Permatex TCM Aviation Form-A-Gasket No3 16oz Bottle

Product Information

It is a slow drying, liquid that changes to a pliable, tacky film through solvent evaporation. It seals close fitting parts, machined surfaces and threaded connections in industrial, aircraft, marine and automotive applications.


  • For close tolerance flanges
  • Slow drying
  • Flexible setting
  • Withstands pressures to 5000 psi


  • Solid gasket dressing
  • Close fitting machined surfaces
  • Threaded connections
  • Aviation engines
  • Marine engines

Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

Orders under £100 placed online for UK Mainland delivery is £12.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £30.00, orders placed through the office will incur additional charges.** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.

Please refer to our delivery page for more information.