351ST-6-RL Parker Hydraulic HoseParker's 351ST hose provides maximum abrasion resistance delivering 450x compared to standard rubber covered hose. 351ST hose offers 4000psi constant working pressure, and its braided construction makes it more flexible than standard 4000psi spiral hose.Specifically engineered TC and ST covers prolong hose life and minimize downtime4000 psi constant working pressure in all sizesExceeds SAE 100R19, J517 specifications