Application Heavy duty impulsive high pressure applications like excavators, dozers, dumpers, cranes, compactors, rock breakers and hydraulic drill rigs and other construction equipment. Suitable for petroleum based hydraulic fluids, synthetic esters, biodegradable hydraulic fluids, water-glycol based fluids and air. Special Features: Qualified to 1 million impulse cycles, more than twice that required by EN 856 R13/ISO 3862-1. Exceeds relevant standard pressure rating from -20 to-32, Excellent flexibility for compact hydraulic circuits. Good weather and ozone resistance. Reinforcement 4 – 6 Very high tensile steel spirals* Cover Hydraulic oil, abrasion and weather resistant wrapped synthetic rubber. Temperature Range -40˚C to + 121˚C (Intermittent to 125˚C) Specification EN 856 R 13 & SAE 100 R 13 (* = 3/4″ – 1″ made with 4 wire spirals, remainder are 6 wire spiral) Couplings N series