B-52s – The Last Argument of Presidents By time last retire, they may be more than 80 years old! Life

B-52s – The Last Argument of Presidents
By time last retire, they may be more than 80 years old! Life is limited by fatigue limit of upper wing surface, which is set at 32,500 hours. Due to amount of idle time in Cold War they have another 17800 in them!
weaponsandwarfare.com/b-52s-the-last… https://t.co/OArwdZjxy5

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