Flamemaster CS3204B2 is a two-part fuel resistant sealant for use on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering. CS3204B cures at room temperature to a flexible, resilient rubber that will not flow or sag on vertical or overhead surfaces.
EC-776 Fuel Resistant Coating
3M™ Scotch-Weld™ Fuel Resistant Coating EC-776 is an ideal solution for protecting many aircraft components that may be damaged by coming in contact with aviation fuel.