AD 75-17-33
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sikorsky Aircraft Corporation | S-61L | Airworthiness Directives; Sikorsky Models S-61L, S-61N, and S-61NM Helicopters |
| aircraft | Sikorsky Aircraft Corporation | S-61N | Airworthiness Directives; Sikorsky Models S-61L, S-61N, and S-61NM Helicopters |
| aircraft | Sikorsky Aircraft Corporation | S-61NM | Airworthiness Directives; Sikorsky Models S-61L, S-61N, and S-61NM Helicopters |
Unsafe Condition
Loss of the baggage door in flight and possible damage to the helicopter rotors; door misalignment contributing to door disengagement; possible loss of bearing cage contributing to door disengagement.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install baggage door retainers P/N 61200-72538-101 and 61200-72538-102 or equivalent FAA approved parts per Sikorsky Service Bulletin 61B20-11B. Install upper track stops P/N S6120-72629-1 with angle and plate parts per SB 61B20-11B. Install track end stops P/N 61200-72381-101, 61200-72381-102, 61200-72381-103, 61200-72381-104, S6120-72618-8, and S6120-72618-10 or equivalent per SB 61B20-20 including telegram SST6120CC036.1.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
on or before November 3, 1975, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Sikorsky Models S-61L, S-61N, and S-61NM helicopters equipped with sliding baggage door S6120-72601-1, including those with specified track and fitting assemblies
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.