FAA airworthiness directive publication

AD 2019-08-13

2019-05-24 · Final rule publication · Federal Register document 2019-10993

This page records a selected historical publication. Its current legal status, applicability to an individual aircraft and compliance have not been determined. Consult the current FAA directive and aircraft configuration and maintenance records.

Literal model wording

The recorded model designators are 525, 525A, 525B. Wording before the model list:

Textron Aviation, Inc. (type certificate 
previously held by Cessna Aircraft Company)

Original model-list text:

525, 525A, and 
525B

Manufacturer identity has not been resolved. Serial, part and other qualifiers have not been evaluated; installed configuration remains unknown. These literal observations do not determine aircraft applicability or compliance.

Find publications recording 525 · Find publications recording 525A · Find publications recording 525B

Applicability text in this publication

(c) Applicability

    This AD applies to Textron Aviation, Inc. (type certificate 
previously held by Cessna Aircraft Company) Models 525, 525A, and 
525B airplanes, certificated in any category, with Tamarack active 
load alleviation system (ATLAS) winglets installed in accordance 
with Supplemental Type Certificate (STC) SA03842NY.

Effective-date text

This AD becomes effective May 24, 2019.

Publication context

Historical effective date recorded in the publication: 2019-05-24. This date does not establish which directive controls today.

The publication records no affected prior directives in its Affected ADs paragraph. This says nothing about the number of directives applicable to an aircraft.

(b) Affected ADs

    None.

Historical statements naming this header label

These links follow header labels in explicit historical source statements. Each publication remains a separate dated source edition. They do not establish current legal status, manufacturer identity, installed configuration, aircraft applicability or compliance.

AD 2020-24-06 · 2020-11-23 · document 2020-25689 · Final rule publication records a replacement statement naming AD 2019-08-13.
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(b) Affected ADs

    This AD replaces AD 2019-08-13, Amendment 39-19634 (84 FR 24007, 
May 24, 2019) (AD 2019-08-13).
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Official sources

Read the Federal Register HTML publication · Read the official PDF publication

Sources retrieved: HTML 2026-09-08; PDF 2026-09-08.

The displayed text comes from the HTML publication. Refer to the official documents for the original wording.

This selected source edition is not a complete list of current airworthiness directives. Referenced manufacturer service documents are not reproduced here.