AD 2003-24-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 737-100 | Airworthiness Directives; Boeing Model 737-100, -200, -200C, -300, -400, and -500 Series Airplanes |
Unsafe Condition
Fractures of the carriage spindles on the outboard mid-flaps, which could result in severe flap asymmetry and loss of controllability of the airplane.
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Required Actions
Perform repetitive gap checks of the inboard and outboard carriage of the outboard mid-flaps to detect fractured carriage spindles. Perform repetitive nondestructive test (NDT) inspections and general visual inspections for each carriage spindle of the left and right outboard mid-flaps to detect cracks, corrosion, or severed carriage spindles. Take corrective actions, including removing and installing new or serviceable carriage spindles, if necessary.
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Compliance Time
Within the intervals specified in the referenced Boeing Alert Service Bulletin 737-57A1277, ranging from daily to 15 days for gap checks, and from 6 days to 180 days for NDT and general visual inspections.
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Affected Aircraft
Boeing Model 737-100, -200, -200C, -300, -400, and -500 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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