routineRule

AD FAA-2020-0921

Airworthiness Directives; Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.) Helicopters

Summary

The FAA is adopting a new airworthiness directive (AD) for all Bell Textron Inc. (Type Certificate previously held by Bell Helicopter Textron Inc.) Model 412, 412CF, and 412EP helicopters. This AD requires revising the existing Rotorcraft Flight Manual (RFM) for your helicopter. This AD was prompted by an accident and multiple reports of a cracked main gearbox (MGB) support case. The FAA is issuing this AD to address the unsafe condition on these products.

Directive Details

AD Number

FAA-2020-0921

Document Number

2020-24258

Type

Rule

Publication Date

November 3, 2020

Effective Date

November 18, 2020

Affected Manufacturer

Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)

Criticality

routine

Emergency

Docket ID

Docket No. FAA-2020-0921

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

View all ADs for Bell Textron Inc. (Type Certificate Previously Held by Bell Helicopter Textron Inc.)→

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