Mr. Gordon Prentice Share this specific contribution Share a link to this specific contribution: Share contribution 1 on Twitter Share contribution 1 on Facebook Share contribution 1 via Email Copy link to contribution 1 to clipboard Copy link To ask the Secretary of State for Defence what the design life is of the Astute class of submarine. (138382) Mr. Ingram Share this specific contribution Share a link to this specific contribution: Share contribution 2 on Twitter Share contribution 2 on Facebook Share contribution 2 via Email Copy link to contribution 2 to clipboard Copy link Astute is due to enter service with the Royal Navy in 2009, and has a planned service life of 25 years.