42131290 - Diaphragm valves

CPV code 42131290 in the EU Common Procurement Vocabulary refers to Diaphragm valves. It sits at level 6 of the CPV hierarchy as a subcategory within the 42 division. This code is nested directly under 42131200, narrowing the broader category into the specific area of diaphragm valves. As a leaf code, 42131290 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns diaphragm valves. Contracting authorities across the EU use 42131290 in TED notices and national procurement portals to signal that a tender relates to diaphragm valves.