Common use of Spare Clause in Contracts

Spare. to-Installed Engine Ratio Objective The Spare-to-installed Engine ratio objective for Airline’s Firm Order and Option Aircraft is recommended to be ***** (the “Spare Engine Ratio”). The Spare Engine Purchase Price Credit set forth below is applicable only for those Spare Engine purchases necessary for Airline to achieve the Spare Engine Ratio. Once the Spare Engine Ratio has been achieved, further Spare Engine purchase price credits will not be available for additional Spare Engine purchases unless the number of Spare Engines in Airline’s fleet again falls below the Spare Engine Ratio: a) because Airline has made additional purchases of new or used CFM56-5B powered A320 family aircraft; or b) because a Spare Engine has been permanently removed from service due to accident or other involuntary circumstance; or c) because Airline has made a Permissible Sale of a spare engine as set forth in Section 3 hereof.