AD 55-14-01

final rule
Data completeness: 60%

Airworthiness Directives; Bell Model 47G Helicopters

AD Number
55-14-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Scotts-Bell 47 Inc 47G Airworthiness Directives; Bell Model 47G Helicopters

Unsafe Condition

Failure of the No. 1 bearing hangar support bracket or forward cross tube of the tail boom due to insufficient structural support.

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

Required Actions

Install the support bracket per Bell Drawing 47-267-402-1 to provide additional support for the No. 1 bearing hangar and forward cross tube. Continue mandatory daily preflight inspections for cracks in the No. 1 bearing hangar area as per Bell's Maintenance and Overhaul Manual.

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

Compliance Time

As soon as possible, but no later than September 15, 1955.

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

Affected Aircraft

Scotts-Bell 47 Inc Model 47G Helicopters below serial number 1317.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.