CHECK VALVE;, HYDRAULIC OIL;, NOMINAL DIAMETER: 7.5MM;, PRESSURE CLASS:400BAR;, WORKING PRESSURE: 400BAR;, LEAKTIGHTNESS PRESSURE: 0.5BAR;, END:THREADED MALE;, THREAD TYPE: METRIC;, CONSTRUCTIVE FORM: MONOBLOCK;, BODYMATERIAL: STAINLESS STEEL;, BODY COATING MATERIAL: W/O COATING;, SPRINGMATERIAL: STAINLESS STEEL;, ACTUATOR: SPRING;, SHUTTER: DISC;, SHUTTERMATERIAL: STAINLESS STEEL;, SHUTTER COATING MATERIAL: W/O COATING;, SEATMATERIAL: STAINLESS STEEL;, SEAT SEALING MATERIAL: FLUORELASTOMER;, LENGTH: 57.5MM; RHD12SOMD71/PARKER;