AD 76-15-03

final rule
Data completeness: 70%

Airworthiness Directives; Bell Models 206A, 206B, 206A-1, and 206B-1 Helicopters

AD Number
76-15-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Bell Helicopter Textron Canada Limited 206A Airworthiness Directives; Bell Models 206A, 206B, 206A-1, and 206B-1 Helicopters
aircraft Bell Helicopter Textron Canada Limited 206A-1 (OH-58A) Airworthiness Directives; Bell Models 206A, 206B, 206A-1, and 206B-1 Helicopters
aircraft Bell Helicopter Textron Canada Limited 206B Airworthiness Directives; Bell Models 206A, 206B, 206A-1, and 206B-1 Helicopters
aircraft Bell Helicopter Textron Canada Limited 206B-1 Airworthiness Directives; Bell Models 206A, 206B, 206A-1, and 206B-1 Helicopters

Unsafe Condition

Main rotor blade tension-torsion straps (P/N 206-010-105-3) with serial numbers 15432 through 15472 may have inadequate torsional resistance or stiffness, or be made from certain spools of wire.

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

Required Actions

Remove straps with serial numbers 15432-15472 within 25 hours' time in service after the effective date. Inspect straps for unacceptable rotation (inadequate torsional resistance) per Service Bulletin 206-76-4 and remove from service before further flight. Ensure replacement straps comply with maintenance manuals.

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

Compliance Time

Within the next 25 hours' time in service after the effective date of this AD

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

Affected Aircraft

Bell Models 206A, 206B, 206A-1, and 206B-1 helicopters equipped with main rotor blade tension-torsion straps P/N 206-010-105-3

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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