Form: This specification covers a synthetic rubber sealing compound which is electrically conductive when used in a faying surface@ contains corrosion inhibitors@ and supplied as a two-component system which cures at room temperature@ suitable for application by extrusion gun or spatula. Application: This product has been used typically for faying surface sealing and wet-installation of fasteners in aircraft structural joints where electrical conductivity is required@ but usage is not limited to such applications. The sealing compound is usable from -65 to 200 ??(-54 to 93 ??. Classification: Sealing compound is classified on the basis of application time as follows: Type 1 - 30 minute application time Type 2 - 2 hour application time Unless a specific type is ordered@ either type may be supplied.