Recommended for extremely high pressure and high impulse hydraulic applications. EFG5K-MTF is designed to meet or exceed all requirements of ISO 18752 Grade D and SAE100R13 specifications and performance requirements of EN 856 4SH (-16 and -20), EN 856 4SP (-10, and -12), EN 856 R13, and ISO 3862 Type R13 (-12, -16, -20, -24, -32). Recommended Couplings: GlobalSpiral Couplings (-6 through -20), GlobalSpiral MAX Pressure Couplings (-24 and -32), Stainless Steel S Couplings.