AD 2026-18-10: Bell Textron Canada Limited Helicopters

What the FAA requires

The FAA is adopting a new airworthiness directive (AD) for certain Bell Textron Canada Limited Model 505 helicopters. This AD was prompted by reports that the identification plate affixed to certain tail cone assemblies contains an incorrect part number (P/N), which may not accurately convey the life limit. This AD requires verifying the tail cone assembly part number and, if necessary, replacing the incorrect tail cone assembly identification plate with a new tail cone assembly identification plate containing the correct P/N and updating the existing log book or equivalent record for the helicopter. The FAA is issuing this AD to address the unsafe condition on these products.

Read the full directive on the Federal Register →

Applicability

This AD applies to Bell Textron Canada Limited Model 505 helicopters, certificated in any category, as identified in Transport Canada AD CF-2026-01, dated January 12, 2026 (Transport Canada AD CF-2026-01) (d) Subject Joint Aircraft System Component (JASC) Code 5302, Rotorcraft tail boom. (e) Unsafe Condition This AD was prompted by reports that the identification plate affixed to certain tail cone assemblies contains an incorrect part number. The FAA is issuing this AD to ensure proper identification of the tail cone assembly and compliance with its approved life limit. The unsafe condition, if not addressed, could lead to non-replacement of the tail cone assembly within the life limit, whic

Part numbers this directive names (2)

Extracted from the directive text. For each: the NSN cross-reference where one exists, sellers listing it here, and open DLA solicitations on the NSN.