... order HF 1-2-3-P*-5 HF is abbreviation of micro high pressure flexiable hose assembly1Fitting model of one end2Fitting mode ... ,3=DN3,4=DN4)Pressure Class (P40=400bar,P60=630bar)5 Hose length:mm1, For example: One end with quick fitting of ... to pressure gauge, and the connecting thread is M14×1.5. The hose type is DN3, the pressure class is 60MPa, the ...