Dow DOWSIL™ 3145 RTV MIL-A-46146 Adhesive Sealant Gray is a one-component, room temperature curing, silicone adhesive that is used for assembling print wire boards, yokes, adding mechanical stability, and sealing housings, modules, and electrical leads. It is non-flowing, adds thermal stability, high-temperature stability, and has high elongation and tensile strength. 305 mL Cartridge.