The USMC has just recently retired it's fleet of twin rotor CH-46 Sea Knights after 50 years of service ! USMC is still operating over 150 CH-53 E models after 30 years of service . They are soon being replaced by the CH-53 K, a much improved version with many new features
Hi! It is two type of life span of flying thing: flying hour and age. The maximum flying hour and age depend on manufacturer. It is extendable by overhauling it. The exact life span is depend the usage and service. Seawater cause much corrosion, sand cause engine troubles, and so on. There are helos in air which are 30 year old!
The life span of the white male 75.7 years. This is the new life span after the scientists Did the reasearch in 2012.
A average life span is about 1 year
The life span of an apartment is seven years.
a span of life (life span) is how long an organism (a living thing) can live.
The life span of a Multicellular organism is not limited to the life of a single cell.
it depends on the type of spieces it depends on the life span
They have a life span of 3 to 7 years.
15 years is the average life-span for a dominican
The life span of a hippo is approximately 45 years.
The life span of a Briard is 10 - 12 years.
The life span of a Beauceron is 10 - 12 years.