To ask the Secretary of State for Defence how many spare parts were (a) available and (b) required for Army Air Corps (i) Apache, (ii) Lynx and (iii) Gazelle helicopter fleets in the past 12 months. (87000)

This information is not held centrally and could only be provided at disproportionate cost.

To ask the Secretary of State for Defence how many spare parts were (a) available and (b) required for the Royal Navy (i) destroyer, (ii) frigate, (iii) mine counter vessel, (iv) patrol vessel, (v) Royal Fleet Auxiliary vessel and (vi) submarine fleet in the past 12 months. (87001)

Naval spares support is managed on a whole Fleet basis, not by class of vessel. Customers include ships, shore establishments and other services. Stock levels are set to optimise support to all customers and performance is recorded on a monthly basis. As a result, the information is not available in the format requested. Each ship has an on board allowance of spares designed to support self-sustainability for 90 days.