AD 2013-16-16

final rule
Data completeness: 80%

Airworthiness Directives; Agusta S.p.A. and Bell Helicopter Textron Helicopters

AD Number
2013-16-16
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2013-0145
FR Citation
78 FR 49113

Applicability

TypeManufacturerModelDetails
aircraft Textron Various Airworthiness Directives; Agusta S.p.A. and Bell Helicopter Textron Helicopters
aircraft Bell Helicopter Textron Airworthiness Directives; Agusta S.p.A. and Bell Helicopter Textron Helicopters

Unsafe Condition

Failure of a crosstube, which could result in collapse of the landing gear.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Create a component history card or equivalent record for each crosstube and determine the number of landings. Revise the Airworthiness Limitations section of the maintenance manual to reflect a retirement life of 10,000 landings for crosstube P/N D412-664-203. Remove from service any crosstube with 10,000 or more landings.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 30 days

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Agusta S.p.A. Model AB412 and AB412 EP, and Bell Helicopter Textron Model 412, 412CF, and 412EP helicopters with DART Aerospace Ltd. high gear aft crosstube (P/N D412-664-203) installed under Supplemental Type Certificate No. SR01298NY.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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