... 3.Pressure:WP 10bar,BP:20bar 4.ISO9001:2000 Fuel lineFuel oil hose adopts materials such as FKM, NBR, CSM, ... of internal diameter are:6mm,8mm,10mm.NBR fuel hose feture :1.Material : oil resistence NBR .2.Colour : Mainly black ... .3.Polyster layers : one ply .4.Best fuel and oil resistance .5.Temperature range : -60°c-120°c . ... .7.MAX Bursting Pressure : 20BAR .More pictures: NBR fuel/oil hose