AD 76-05-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric Company | CF6-50A | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
| engine | General Electric Company | CF6-50C | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
| engine | General Electric Company | CF6-50E | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
| engine | General Electric Company | CF6-50E1 | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
| engine | General Electric Company | CF6-6D | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
| engine | General Electric Company | CF6-6D1 | GENERAL ELECTRIC Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Engines |
Unsafe Condition
Missing bolts or nuts on high pressure compressor splitlines of the CF6-6D, CF6-6D1, CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1, and CF6-50H engines could compromise engine continuing airworthiness.
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Required Actions
Inspect high pressure compressor splitlines for missing bolts or nuts within 30 days after the effective date. Install new FAA-approved nuts and bolts and torque them as required where missing. Report missing bolts or nuts and engine time to the FAA Great Lakes Region.
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Compliance Time
within 30 days after the effective date of this Airworthiness Directive
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Affected Aircraft
General Electric Models CF6-6D, CF6-6D1; CF6-50A, CF6-50C, CF6-50D, CF6-50E, CF6-50E1 and CF6-50H Turbofan Engines
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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