AD 83-14-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | B-N Group Ltd. | BN2A MK. III | Airworthiness Directives; Pilatus Model BN-2A MK. III Trislander Series Airplanes |
| aircraft | B-N Group Ltd. | BN2A MK. III-2 | Airworthiness Directives; Pilatus Model BN-2A MK. III Trislander Series Airplanes |
| aircraft | B-N Group Ltd. | BN2A MK. III-3 | Airworthiness Directives; Pilatus Model BN-2A MK. III Trislander Series Airplanes |
Unsafe Condition
Defects in the wing attachment pins can adversely affect the safe life of the wing-to-fuselage attachments.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove wing attachment pins one at a time per SB BN2/SB 146, inspect for corrosion, fretmarks, file/grinding marks, and thread binding; replace defective pins before further flight. Inspect wing joint gaps, replace shim washers as needed to fill gaps before further flight. Reinstall pins per SB. Use FAA-approved equivalent methods if applicable.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 500 hours time-in-service after the effective date of this AD, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Pilatus Model BN2A MK. III, BN2A MK. III-2, BN2A MK. III-3 airplanes with serial numbers 1001 thru 1042, 1048 thru 1054, 1057 thru 1061, 350, 360, 361 and 363
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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