AD 2025-07-07

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Leonardo S.p.a. Helicopters

AD Number
2025-07-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2024-2425
FR Citation
90 FR 16456

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Leonardo S.p.a. Helicopters

Unsafe Condition

A report was received of a quality escape on a batch of main rotor blades (MRBs), where the tip cap had been replaced by following a procedure and using tools not in accordance with Leonardo Technical Publications.

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

Required Actions

Repetitively tap inspecting certain MRBs and replacing those MRBs. Prohibit installing those MRBs.

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

Compliance Time

Within 25 hours TIS of the effective date of this AD, and thereafter at intervals not to exceed 25 hours TIS.

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

Affected Aircraft

All Leonardo S.p.a. Model A109C, A109E, A109S, and AW109SP helicopters with MRB assemblies having part number 709-0103-01-111 or 709-0104-01-111 and, narrows down that definition to 19 particular MRB serial numbers (with or without the letter "M" after the serial number) and excludes those that have been repaired in accordance with certain procedures in the material referenced within.

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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