Grade EP EPDM (Green and Red color code) -40°F to 250°F (Service Temperature Range)(-40°C to 121°C)Recommended for water service, diluted acids, alkalies solutions, oil-free air and many other chemical services. NOT FOR USE IN PETROLEUM APPLICATIONS.
Grade T Nitrile (Orange color code) NOT FOR USE IN DRINKING WATER -20°F to 180°F (Service Temperature Range)(-29°C to 82°C)Recommended for petroleum applications. air with oil vapors andvegetable and mineral oils. NOT FOR USE IN HOT WATER OR HOT AIR
Grade O Fluoro-Elastomer (Blue color code) NOT FOR USE IN DRINKING WATER Size Range: 1" - 12" (C style only) 20°F to 300°F (Service Temperature Range)(-29°C to 149°C) Recommended for high temperature resistance to oxidizing acids,petroleum oils, hydraulic fluids, halogenated hydrocarbons and lubricants.
Grade L Silicone (Red color code) NOT FOR USE IN DRINKING WATER Size Range: 1" - 12" (C style only) -40°F to 350°F (Service Temperature Range)(-40°C to 177°C)Recommended for dry, hot air and some high temperature chemical services.
The Fig. 7000 Lightweight Flexible Coupling is designed for applications where system flexibility is desired.
The Fig. 7000 Coupling is approximately 30% lighter in weight than the Fig. 7001 Coupling, and allows for working pressure ratings up to 600 psi (41.4 bar).
The Figure 7000 Lightweight Flexible Coupling is intended for use in several applications. See Gasket Grade Index for gasket recommendations.