Commonwealth legislation

AD/PA-28/90 - Nose Gear Drag Link

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Commonwealth

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legislative instrument

Plain English Summary

3/10 complexity

Requires owners/operators of listed Piper PA‑28R serial-number aircraft to install Piper Part No. 764‑377 nose‑gear drag‑link modification kit (replacing the AN4‑20 bolt with NAS464P4‑27 and fitting bearings) per the kit instructions. Compliance is within 100 hours' time in service after 15 September 1994. The AD responds to reported nosegear collapses caused by AN4‑20 bolt failures and places the cost and work of the retrofit on the aircraft operator.

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AD/PA-28/90 - Nose Gear Drag Link

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Piper PA-28 Series Aeroplanes

AD/PA-28/90 Nose Gear Drag Link 10/94

Applicability: Model Serial Numbers

PA28R-180 28R-30004 through 28R-7130013

PA28R-200 28R-35001 through 28R-7635545

PA28R-201 28R-7737001 through 28R-7837317

PA28R-201T 28R-7703001 through 28R-7803373

PA28RT-201 28R-7918001 through 28R-8218003

PA28RT-201T 28R-7931001 through 28R-8231009

Requirement: Incorporate Nose Landing Gear Modification Kit, Piper Part No. 764-377.

Accomplish this action in accordance with the procedures and sketches included with the instructions to the above referenced kit.

Note 1: The modification kit referenced above consists of a close tolerance bolt (NAS464P4-27), four bearings, and other associated hardware for installation on the drag link assembly. This NAS464P4-27 bolt replaces the AN4-20 bolt used to connect the upper and lower drag links.

Note 2: FAA AD 94-14-14 Amdt 39-8962 and Piper Service Letter 988 refer.

Compliance: Within 100 hours time in service after 15 September 1994.

Background: The FAA received reports of collapsed nosegear on the affected aircraft. In particular, these reports reveal failure of the bolt (AN4-20) connecting the lower drag link of the nosegear to the upper drag link.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

1 AD/PA-28/90 - Nose Gear Drag Link