Rubber hoses and hose assemblies. Rubber-covered spiral-wire-reinforced hydraulic types for oil-based or water-based fluids. Specification1 Scope This document specifies requirements for five types of spiral wire reinforced hydraulic hoses and hose assemblies of nominal size from 6,3 to 51. They are suitable for use with: oil based hydraulic fluids HH, HL, HM, HR and HV as defined in ISO 67434 at temperatures ranging from 40 C to +100 C for types 4SP and 4SH hoses and from 40 C to +120 C for types R12, R13 and R15 hoses; water based fluids HFC, HFAE, HFAS and HFB as defined in ISO 67434

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