AD 55-24-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8 | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8A | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8B | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8C | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8D | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
| aircraft | Don Luscombe Aviation History Foundation, Inc. | 8E | Airworthiness Directives; LUSCOMBE Model 8 Series Aircraft |
Unsafe Condition
Extreme surface corrosion inside the fuselage spar carry through structures P/N 28018 and 28019 could deteriorate the spar members until structural failure occurs, particularly in aircraft near coastal areas.
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Required Actions
Inspect the inside surfaces of the spar carry through members by either removing wings and fittings for visual access or drilling 1/2-inch holes in the wing skin for inspection. Address corrosion by replacing affected spars with new parts. Inspections must be repeated every 12 calendar months.
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Compliance Time
By March 1, 1956, and thereafter at intervals not to exceed 12 calendar months from last inspection.
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Affected Aircraft
LUSCOMBE Model 8 Series Aircraft except Model 8-F with Serial Numbers S-1 and Up.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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