AD 81-15-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus Helicopters | AS350B | Airworthiness Directive; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Models AS350B, AS350C, AS350D, and AS350D-1 Helicopters |
| aircraft | Airbus Helicopters | AS350C | Airworthiness Directive; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Models AS350B, AS350C, AS350D, and AS350D-1 Helicopters |
| aircraft | Airbus Helicopters | AS350D | Airworthiness Directive; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Models AS350B, AS350C, AS350D, and AS350D-1 Helicopters |
| aircraft | Airbus Helicopters | AS350D1 | Airworthiness Directive; SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE (SNIAS) Models AS350B, AS350C, AS350D, and AS350D-1 Helicopters |
Unsafe Condition
Failure of the emergency float gear mounting brackets, part numbers D16532-2, D16625-3, and D16625-4, due to fatigue cracks.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a dimensional inspection of the four float mounting brackets per Aerospatiale Helicopter Corp. Service Bulletin SB350-13. If cast brackets (P/N D16532-2, D16625-3, D16625-4) are installed, remove and replace with machined brackets (P/N D16532-1, D16625-1, D16625-2).
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 10 hours' time in service after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Societe Nationale Industrielle Aerospatiale (SNIAS) Models AS350B, AS350C, AS350D, and AS350D-1 helicopters equipped with Air Cruisers' emergency flotation gear Model D24724 under STC SH2825SW (AS350C, AS350D, AS350D-1) or SH4032SW (AS350B)
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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