Airworthiness Directive
AD 98-26-02: Sikorsky Aircraft Corporation Model S- 61A, D, E, L, N, NM, R, and V Helicopters
Airworthiness Directives; Sikorsky Aircraft Corporation Model S- 61A, D, E, L, N, NM, R, and V Helicopters
- Effective
- Jan 20, 1999
- Published
- Dec 16, 1998
- Registered aircraft
- 53
Models this AD may apply to
AI-extracted — verify against originalMatched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.
Aircraft
- Sikorsky S-61A
- Sikorsky S-61D
- Sikorsky S-61E
- Sikorsky S-61L
- Sikorsky S-61N
- Sikorsky S-61NM
- Sikorsky S-61R
- Sikorsky S-61R (CH-3E)
- Sikorsky S-61V
- Only with: Main rotor shaft P/N S6135-20640-001, S6135-20640-002, or S6137-23040-001 installed.
- Only with: Main rotor shaft P/N S6135-20640-001, S6135-20640-002, or S6137-23040-001 installed.
Applicability
From the AD textModel S-61A, D, E, L, N, NM, R, and V helicopters, with main rotor shaft (shaft), part number (P/N) S6135-20640-001, S6135-20640-002, or S6137-23040-001, installed, certificated in any category.
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