{"id":"F2006B01880","name":"AD/A320/133 - Rear Passenger Door Frame Fitting","slug":"ad-a320-133-rear-passenger-door-frame-fitting","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41076,"registerId":"commonwealth-F2006B01880-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.001.png)\n\n![](image.001.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.\n\nAirbus Industrie A319, A320, and A321 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/A320/133 Rear Passenger Door Frame Fi","sectionType":"part","heading":"AD/A320/133 Rear Passenger Door Frame Fitting 3/2002","content":"# AD/A320/133 Rear Passenger Door Frame Fitting 3/2002\n\nApplicability: All Model A319, A320, and A321 aircraft, except aircraft which have received Airbus Industrie modification 30821 in-production or Service Bulletin A320-53-1154 in-service.\n\nRequirement: Replace the upper rod guide fittings at both rear passenger doors in accordance with Airbus Industrie Service Bulletin A320-53-1154.\n\nNote: DGAC AD 2001-634(B).\n\nCompliance: Before 31 October 2003, unless already accomplished.\n\nThis Airworthiness Directive becomes effective on 21 March 2002.\n\nBackground: Several cases of cracking and rupture of passenger rear door upper guide rod fittings have been reported in service. In the case of an emergency evacuation, rupture of the fitting during passenger door assisted opening may result in a door in a partially opened configuration, with the risk of impeding the evacuation of the passengers.\n\n![](image.002.png)  \n\nDavid Alan Villiers\n\nDelegate of the Civil Aviation Safety Authority 8 February 2002\n\n![](image.001.png)","sortOrder":1}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The AD's scope is confined to A319/A320/A321 aircraft except those already modified (Applicability) and requires the specific corrective action in the Airbus Service Bulletin (Requirement) to address reported cracking and rupture (Background). The instrument does not expand or narrow its stated applicability or action beyond that safety-focused remit as presented in the text."},"complexity_factors":["Clear, single technical action required: replace upper rod guide fittings per Airbus Service Bulletin A320-53-1154 (Requirement).","Limited applicability: applies only to A319/A320/A321 except aircraft with Airbus in‑production modification 30821 or Service Bulletin A320-53-1154 already accomplished (Applicability).","Firm compliance deadline with a fixed date: before 31 October 2003 (Compliance) creates scheduling/downtime pressure for operators.","Safety rationale tied to reported cracking and rupture incidents that could affect evacuation (Background) — factual trigger for the AD.","Delegated regulatory authority: issued by CASA delegate under subregulation 39.1(1) of CAR 1998 (preamble) — limited administrative discretion in this text.","Operational and cost burden falls to aircraft operators/owners to source parts and carry out the work (Requirement/Compliance).","Compliance method is delegated to an external service bulletin (Airbus SB) rather than being specified in full in the AD, requiring operators to obtain and follow the SB.","Reference to a foreign airworthiness directive (DGAC AD 2001-634(B)) for context but no alternative compliance paths stated here."],"plain_english_summary":"**Requires replacement** of the upper rod guide fittings at both rear passenger doors on Airbus A319, A320 and A321 aircraft (except those already modified) by following Airbus Service Bulletin A320-53-1154. Operators must complete the replacement by 31 October 2003. The AD responds to reported cracking and ruptures of these fittings that could impede emergency evacuation (Background) and is issued by the CASA delegate under subregulation 39.1(1) of CAR 1998."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This Airworthiness Directive maintains its original narrow scope: addressing a specific mechanical defect in specific aircraft door components. The directive targets exactly the unsafe condition described in the background (cracking of upper guide rod fittings) with a precise technical solution. No scope creep is evident."},"complexity_factors":["Single, unambiguous requirement (replace specific fittings)","Only 4 defined elements: applicability (aircraft models), exception (modification 30821/SB reference), specific action (Service Bulletin A320-53-1154), and deadline (31 October 2003)","No nested conditions or cross-references to other legislation","Clear causal chain in background: cracking → potential door failure → evacuation risk","Single compliance pathway with one explicit exemption"],"plain_english_summary":"This CASA safety order mandates replacement of the upper rod guide fittings on certain Airbus A319/A320/A321 rear passenger doors (unless the aircraft already has factory mod 30821 or the Service Bulletin A320‑53‑1154 repair). The work must be completed by 31 October 2003.\n\nThe measure addresses reported cracking and breakage that can cause doors to jam part‑open during evacuations, risking passenger entrapment and loss of life."}},"importantCases":[],"_links":{"self":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting","history":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting/history","analysis":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting/analysis","conflicts":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting/conflicts","importantCases":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting/important-cases","documents":"/api/acts/ad-a320-133-rear-passenger-door-frame-fitting/documents"}}