AD 47-32-01

final rule
Data completeness: 60%

Airworthiness Directives; Bell Model 47B Helicopter

AD Number
47-32-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Scotts-Bell 47 Inc 47B Airworthiness Directives; Bell Model 47B Helicopter

Unsafe Condition

Failure of the stabilizer damper frame clamp due to insufficient clamping action allowing loosening of the main rotor mast.

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

Required Actions

Rework the stabilizer damper frame clamp with a 1/16-inch saw cut as specified in Bell Service Bulletin No. 47C7 revised June 12, 1947.

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

Compliance Time

next 100-hour inspection

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

Affected Aircraft

Scotts-Bell 47 Inc Model 47B serial numbers 2 through 13.

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

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