ČSN EN 853

This document specifies requirements for four types of wire braid reinforced hoses and hose assemblies of nominal bore from 5 to 76: Types 1SN, 2SN, 1ST and 2ST. They are suitable for use with: - hydraulic fluids in accordance with ISO 6743-4 with the exception of all flame retardant HFD fluids at temperatures ranging from -40 °C to +100 °C; - water based fluids at temperatures ranging from -40 °C to +70 °C; - water at temperatures ranging from 0 °C to +70 °C. The hoses are not suitable for use with castor oil based and ester-based fluids. This document does not include requirements for end fittings. It is limited to the performance of hoses and hose assemblies.