31121331 - Turbine rotors

CPV code 31121331 in the EU Common Procurement Vocabulary refers to Turbine rotors. It sits at level 6 of the CPV hierarchy as a subcategory within the 31 division. This code is nested directly under 31121300, narrowing the broader category into the specific area of turbine rotors. As a leaf code, 31121331 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 turbine rotors. Contracting authorities across the EU use 31121331 in TED notices and national procurement portals to signal that a tender relates to turbine rotors.