51146000 - Installation services of aircraft engines

CPV code 51146000 in the EU Common Procurement Vocabulary refers to Installation services of aircraft engines. It sits at level 4 of the CPV hierarchy as a category within the 51 division. This code is nested directly under 51140000, narrowing the broader category into the specific area of installation services of aircraft engines. As a leaf code, 51146000 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 installation services of aircraft engines. Contracting authorities across the EU use 51146000 in TED notices and national procurement portals to signal that a tender relates to installation services of aircraft engines.