SAE AMS3384-2013
燃气涡轮发动机机油, 燃料和液压系统中弹性体形状或者零件的低温密封Tg -22 ℉ (-30 ℃) 的硬度为70至80的氟碳弹性体橡胶 (FKM)
Rubber, Fluorocarbon Elastomer (FKM), 70 to 80 Hardness, Low Temperature Sealing Tg -22°F (-30°C), For Elastomeric Shapes or Parts in Gas Turbine Engine Oil, Fuel and Hydraulic Systems