one way valves check valve in line valve 1. 100% factory tested 2. best price 3. shipping fast 4.free samples one way valves check valve in line valveproduct detail:body material: PA66diaphragm material: VITONCracking pressure: 1.5Kpa (standard)Max back pressure: 1.0 MPA (Model suffix “DC” )Major Applicationindustrial inkjetwide inkjet printerstestergasoline engineeasy installation, ...