Bosch 0-811-404-803 Hydraulic Control Servo Proportional Valve. Removed from a working environment. The item "Bosch 0-811-404-803 Hydraulic Control Servo Proportional Valve" is in sale since Wednesday, July 29, 2020.This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Valves & Manifolds\Other Valves & Manifolds". The seller is "arrowindustrialsurplus" and is located in Millersburg, Indiana. This item can be shipped worldwide.