AD 98-26-24
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-100 Series | Airworthiness Directives; BOEING Model 737-100 and -200 Series Airplanes |
| aircraft | The Boeing Company | 737-200 Series | Airworthiness Directives; BOEING Model 737-100 and -200 Series Airplanes |
Unsafe Condition
Failure of the wheel flanges could result in damage to the hydraulics systems, jammed flight controls, loss of electrical power, or other combinations of failures.
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Required Actions
Replace certain outboard and inboard wheel halves with improved wheel halves; clean and inspect certain outboard and inboard wheel halves for corrosion, missing paint in large areas, and cracks; repair or replace the wheel halves with serviceable ones if necessary, following specified service bulletins.
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Compliance Time
Within 180 days after September 16, 1997, and thereafter at each tire change until replacement is accomplished.
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Affected Aircraft
Boeing Model 737-100 and -200 series airplanes equipped with Bendix main wheel assemblies having part number 2601571-1, specifically those with inboard wheel halves serial number B-5898 or lower, H-1721 or lower; or outboard wheel halves serial number B-5898 or lower, H-0863 or lower.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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