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Glossary · Maintenance, repair and overhaul (MRO) and supply chain

Base maintenance

Also: heavy maintenance

Longer checks done in a hangar, such as C-checks.

In the news

IndiGo Targets In-House Maintenance to Shield Narrowbody Operating Costs
Lufthansa Technik Secures Multi-Aircraft Maintenance Contract With Cebu Pacific
Indian airlines push to bring heavy maintenance home

Related terms

MRO
Line maintenance
A-check
C-check
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