AD 98-04-21
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | B-N Group Ltd. | BN-2A | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-2 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-20 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-21 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-26 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-27 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-3 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-6 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-8 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
| aircraft | B-N Group Ltd. | BN-2A-9 | Airworthiness Directives; Pilatus Britten-Norman Limited Models BN-2A, BN-2B, and BN-2T Airplanes. |
Unsafe Condition
Without adequate AFM revisions, pilots may remain in hazardous icing conditions as they lack visual cues and procedures to identify and exit icing beyond certification parameters.
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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