... is characteristic of compact structure,no escape and universal. DF20 Multi-way valve,which is characteristic of compact structure,no escape ... oil inlet and safely under the highest working pressure.This multi-way directional valves is mainly used for hydraulic system,such ... diagram,hydraulic symbol and outline view of DF20 coupler-6 multi-way valve [model:DF20AAA440/DAO3/DAO3/DAO3/DAO3/HBO333/HAO333 ...