AD 73-19-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Kelowna Flightcraft R & D Ltd. | 340 | Airworthiness Directives; GENERAL DYNAMICS Models 340/440 and C-131E Airplanes |
| aircraft | Kelowna Flightcraft R & D Ltd. | 440 | Airworthiness Directives; GENERAL DYNAMICS Models 340/440 and C-131E Airplanes |
| aircraft | Kelowna Flightcraft R & D Ltd. | Military C-131E | Airworthiness Directives; GENERAL DYNAMICS Models 340/440 and C-131E Airplanes |
Unsafe Condition
Cracks originating at the shearbolt bore in the nose landing gear drag strut could lead to landing gear failure.
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Required Actions
Perform a disassembly inspection of the nose landing gear drag strut for cracks per Service Bulletin 32-8, modify the strut, and repeat inspections at intervals not exceeding 6000 landings. Replace the strut if cracks are found and follow re-inspection requirements based on strut configuration.
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Compliance Time
Within 1200 landings after October 19, 1973, unless already accomplished within the last 4800 landings prior to this AD.
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Affected Aircraft
General Dynamics Models 340/440 and C-131E airplanes certificated in all categories, including those converted to Turbo-propeller power.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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