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Airworthiness Directive

AD 2017-19-01: Sikorsky Aircraft Corporation Helicopters

Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters

Effective
Jan 2, 2018
Published
Nov 28, 2017
Registered aircraft
165

Models this AD may apply to

AI-extracted — verify against original

Matched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.

Aircraft

  • Certain serial numbers: …–761075. Only with: Main rotor servo pushrod assembly P/N 76400-00034-059, 76400-00014-074, 76400-00014-076, or 76400-00014-077 installed.
  • Only with: Main rotor servo pushrod assembly P/N 76400-00034-059, 76400-00014-074, 76400-00014-076, or 76400-00014-077 installed.

Applicability

From the AD text
This AD applies to Model S-76A, S-76B, S-76C, and S-76D helicopters, serial numbers up to and including 761075, with a main rotor (M/R) servo pushrod (pushrod) assembly part number (P/N) 76400-00034-059, 76400-00014-074, 76400-00014-076, or 76400-00014-077 installed, certificated in any category. Note 1 to paragraph (a) of this AD: M/R pushrod P/N 76400-00034-059 is included in the Applicability section of AD 2015-19-51, Amendment 39-18300 (80 FR 65128, October 26, 2015). This AD does not affect AD 2015-19-51.

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