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What was the time between overhaul (TBO) when engine JT3D No. 5,000 was delivered?

pw-jt3dThe JT3D engine earned FAA certification in 1960 and entered commercial service with American Airlines in 1961. The time between overhaul at EIS was 800 hours. What was the time between overhaul (TBO) when engine No. 5,000 was delivered?

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