{"id":"F2008L01490","name":"AD/A320/213 - Main Landing Gear Crashworthiness Pin","slug":"ad-a320-213-main-landing-gear-crashworthiness-pin","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":119833,"registerId":"commonwealth-F2008L01490-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Airbus Industrie A319, A320 and A321 Ser","sectionType":"division","heading":"Airbus Industrie A319, A320 and A321 Series Aeroplanes","content":"### Airbus Industrie A319, A320 and A321 Series Aeroplanes\n\n| AD/A320/213 | Main Landing Gear Crashworthiness Pin | 6/2008 |\n| ----------- | ------------------------------------- | ------ |\n\n| Applicability: | All Model A321 aircraft, all serial numbers, which have received AIRBUS modification 24982, and without Airbus modification 30046 incorporated during production or AIRBUS Service Bulletin A320-32-1229 incorporated in service. |\n| -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the requirements of DGAC AD F-2002-074(B) R1.Note: AIRBUS Service Bulletin A320-32-1229 original issue, or later DGAC/EASA approved revision, refers.                                                   |\n| Compliance:    | Unless already accomplished, before 5 July 2008.                                                                                                                                                                                  |\n|                | This Airworthiness Directive becomes effective on 5 June 2008.                                                                                                                                                                    |\n| Background:    | During development qualification program of 93T MTOW (mod. 30046), complementary tests performed revealed that the MLG side-stay crashworthiness pins installed with mod. 24982 were not compatible for aircraft up to 89T MTOW.  |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n16 April 2008","sortOrder":0},{"sectionNumber":"AD/A320/213","sectionType":"part","heading":"AD/A320/213","content":"## AD/A320/213","sortOrder":1},{"sectionNumber":"Main Landing Gear Crashworthiness Pin","sectionType":"part","heading":"Main Landing Gear Crashworthiness Pin","content":"## Main Landing Gear Crashworthiness Pin","sortOrder":2},{"sectionNumber":"6/2008","sectionType":"part","heading":"6/2008","content":"## 6/2008","sortOrder":3}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This is a standard, narrow airworthiness directive addressing a specific safety defect in a specific aircraft type. It has not expanded beyond its original purpose of mandating a safety fix for identified landing gear components."},"complexity_factors":["Short, single-purpose directive (approximately 200 words of substantive content)","Only 2 defined technical modifications referenced (24982 and 30046)","Single cross-reference to external technical document (DGAC AD F-2002-074(B) R1)","Clear applicability criteria using serial number and modification status","Simple binary compliance requirement (do the work by the deadline)","No nested exceptions or conditional logic — straightforward applicability test"],"plain_english_summary":"Owners and operators of certain Airbus A321s must replace or modify the main landing gear crashworthiness pins—CASA’s mandatory AD targets aircraft fitted with factory mod 24982 that haven’t had mod 30046 or the Airbus SB A320-32-1229 fix. Tests showed the pins aren’t strong enough for heavier variants (up to 89 t), posing increased risk in hard landings. Work must be completed by 5 July 2008 (or earlier if the AD takes effect 5 June 2008)."},"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The AD text itself defines a targeted scope: A321 aircraft with mod. 24982 and without mod. 30046 or Service Bulletin A320-32-1229 applied (Applicability). The directive responds to test results that revealed incompatibility of the installed crashworthiness pin for higher MTOWs (Background). There is no indication in the provided text that the AD widens or narrows scope beyond that stated."},"complexity_factors":["Cross-reference to external mandatory documents (DGAC AD F-2002-074(B) R1 and Airbus Service Bulletin A320-32-1229) (Requirement)","Conditional applicability based on presence/absence of specific production modifications (mod. 24982 and mod. 30046) (Applicability)","Fixed, short compliance deadline and immediate legal effect (Compliance)","Technical detail and normative remedy are delegated to the external DGAC/Airbus documents rather than contained in the AD itself (Requirement/Background)","Limited aircraft population (All A321 serials meeting the condition) but potential operational impact across many operators"],"plain_english_summary":"This airworthiness directive requires A321 operators whose aircraft have Airbus modification 24982 but do not have modification 30046 or Airbus Service Bulletin A320-32-1229 applied, to carry out the corrective action specified in DGAC AD F-2002-074(B) R1 (or the referenced Airbus service bulletin). Compliance must be completed by 5 July 2008; the directive is effective from 5 June 2008.\n\nCASA enforces the requirement; operators bear the cost and operational effort of inspections and any modifications. The measure follows test findings that the existing main landing gear crashworthiness pin is incompatible with increased MTOW conditions; the technical fix is in the referenced DGAC/Airbus documents."}},"importantCases":[],"_links":{"self":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin","history":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin/history","analysis":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin/analysis","conflicts":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin/conflicts","importantCases":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin/important-cases","documents":"/api/acts/ad-a320-213-main-landing-gear-crashworthiness-pin/documents"}}