AD 68-04-04 R2
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Brantly International, Inc. | B-2 | Airworthiness Directives; BRANTLY Models B-2, B-2A, and B-2B Helicopters |
| aircraft | Brantly International, Inc. | B-2A | Airworthiness Directives; BRANTLY Models B-2, B-2A, and B-2B Helicopters |
| aircraft | Brantly International, Inc. | B-2B | Airworthiness Directives; BRANTLY Models B-2, B-2A, and B-2B Helicopters |
Unsafe Condition
Failures of the tail rotor blade at the spar retention areas due to pitting corrosion and cracks detected through visual and dye penetrant inspections.
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Required Actions
Inspect tail rotor blades' spars for pitting corrosion and cracks using visual and dye penetrant methods per SB No. B2B-68-1. Replace blades with airworthy parts if corrosion or cracks are found. Mark blades with part number identification and do not repaint spar retention areas as specified.
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Compliance Time
Prior to further flight for initial compliance, and thereafter at intervals not exceeding 100 or 300 hours' time in service (depending on part number) from the last inspection.
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Affected Aircraft
Brantly Models B-2, B-2A, and B-2B helicopters with tail rotor blades P/N 111-11 or 111-11A.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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