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Airworthiness Directive

AD 2016-20-01: Bell Helicopter Textron Canada Limited (Bell) Helicopters

Airworthiness Directives; Bell Helicopter Textron Canada Limited (Bell) Helicopters

Effective
Oct 17, 2016
Published
Sep 30, 2016
Registered aircraft
187

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

  • Only with: Engine and transmission oil check valve P/N 209-062-520-001 manufactured by Circor Aerospace, marked "Circle Seal", with manufacturing date code 10/11 through 03/15, installed.
  • Only with: Engine and transmission oil check valve P/N 209-062-520-001 manufactured by Circor Aerospace, marked "Circle Seal", with manufacturing date code 10/11 through 03/15, installed.

Applicability

From the AD text
This AD applies to Bell Model 427 and 429 helicopters, certificated in any category, with an engine and transmission oil check valve part number (P/N) 209-062-520-001 manufactured by Circor Aerospace, marked ``Circle Seal'' and with a manufacturing date code of ``10/11'' (October 2011) through ``03/15'' (March 2015), installed.

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