AircraftDirectives
Airworthiness Directive

AD 2025-18-10 Amendment 39-23137

Federal Aviation Administration · 14 CFR part 39

FR document
2025-17384
Amendment
39-23137
Published
2025-09-10
Models covered
1
Last live check
Not yet re-verified

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AD

2025-18-10

FR doc 2025-17384

AD 2025-18-10Published 2025-09-10Effective 2025-09-25

Requires a one-time visual inspection for cracks on the mounting bracket on the oil cooler fan assembly housing and modification of the mounting bracket.

Full official abstract

The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 505 helicopters. This AD was prompted by a report of a crack on the mounting bracket on the oil cooler fan assembly housing. This AD requires a one-time visual inspection for cracks on the mounting bracket on the oil cooler fan assembly housing and modification of the mounting bracket. The FAA is issuing this AD to address the unsafe condition on these products.

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Applies to 1 model in our index