Descriptors | Pipe fittings, Straight couplings, Hose connectors, Dimensions, Screwed fittings, Dimensional tolerances, Hydraulic transmission systems, Toroidal sealing rings, Service pressure, Pressure, Designations, Hydraulic equipment, Elbows (pipes), Pressure pipes, Interchangeability, Pipe connections, Bend couplings, Marking, Pipe tees, Nipples (pipes) |