AD 80-14-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | B-N Group Ltd. | BN2A MK. III | Airworthiness Directives; Britten-Norman Model BN-2A Mark III Series Airplanes |
| aircraft | B-N Group Ltd. | BN2A MK. III-2 | Airworthiness Directives; Britten-Norman Model BN-2A Mark III Series Airplanes |
| aircraft | B-N Group Ltd. | BN2A MK. III-3 | Airworthiness Directives; Britten-Norman Model BN-2A Mark III Series Airplanes |
Unsafe Condition
Corrosion of the rudder mass balance arm support brackets could cause loss of the brackets leading to hazardous rudder flutter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect support brackets for corrosion per SB BN-2/SB.116. If corrosion found, perform permanent repair per SB Rectification - Part 1 and reinspect every 3 years, or temporary repair per SB Rectification - Part 2 and reinspections every 2 months for up to 1 year. If no corrosion, continue service for 6 months with repeat inspections every 2 months or 200 hours. Inspect spare rudders before installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 25 hours time in service after the effective date of this AD or prior to 2 years since new, whichever occurs later
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
B-N Group Ltd. Model BN2A MK. III, BN2A MK. III-2, BN2A MK. III-3 Trislander airplanes
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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