{"id":"F2006B05836","name":"AD/PA-32/40 - Nose Landing Gear Trunnion - Inspection","slug":"ad-pa-32-40-nose-landing-gear-trunnion-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135837,"registerId":"commonwealth-F2006B05836-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-32/40 - Nose Landing Gear Trunnion - Inspection","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Piper PA-32 (Cherokee Six) Series Aeroplanes\n\n \n\nAD/PA-32/40 Nose Landing Gear Trunnion - Inspection 8/76\n\nApplicability: All models 32R-300 with S/Nos. 7680001 to 7680132, 7680134 to 7680220, 7680222\n\nto 7680231, 7680233 to 7680236, 7680238 to 7680243, 7680245 to 7680256,\n\n7680258 to 7680294, 7680296 to 7680322, 7680324 to 7680326 and 7680332. In\n\naddition all model 32R-300 that have had nose landing gear trunnion assembly P/N 67054-00V replaced since August 1975.\n\n \n\nDocument: Piper SB No. 510.\n\n \n\nCompliance: Within 100 hours time in service after 31 August 1976.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, time-limited safety directive issued in 1976. It has not expanded beyond its original purpose of addressing a specific structural inspection requirement for a defined aircraft population. The scope remains precisely targeted at the identified safety concern."},"complexity_factors":["Very short document (approximately 150 words)","Only 3 operative sections: applicability, reference document, and compliance deadline","Single condition for compliance (time-based: 100 hours after specified date)","Applicability defined by specific serial number ranges rather than broad categories","No defined terms section, no cross-references to other legislation, no exceptions or exemptions","Straightforward command structure: inspect this part, by this deadline, on these aircraft"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA). It requires owners and operators of specific Piper PA-32 Cherokee Six aircraft to inspect the nose landing gear trunnion (a structural component that connects the landing gear to the aircraft frame).\n\n**Who it affects:**\n- Owners and operators of Piper PA-32 model 32R-300 aircraft with specific serial numbers listed in the document\n- Plus any model 32R-300 that has had a particular nose landing gear part (P/N 67054-00V) replaced since August 1975\n\n**What it requires:**\n- An inspection of the nose landing gear trunnion assembly\n- Must be completed within 100 hours of flight time after 31 August 1976\n\n**Why it matters:**\nAirworthiness Directives are legally binding safety instructions. They are issued when a safety defect or unsafe condition is discovered in an aircraft type. Failing to comply means the aircraft cannot legally fly. This particular AD addresses potential structural issues with the nose landing gear that could affect flight safety."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The AD sets a specific, narrow scope limited to listed PA-32R-300 serial numbers and to aircraft that had trunnion assembly P/N 67054-00V replaced since August 1975 (Applicability). The text contains no language amending or expanding a prior scope; it prescribes a single inspection action and deadline (Compliance) and thus does not indicate a change from an earlier scope within the document itself."},"complexity_factors":["Narrow technical scope: single airframe model and specific serial numbers (Applicability).","Single mandated action (inspection) with a single fixed deadline (Compliance).","Reliance on an external technical document (Piper SB No. 510) for procedural detail (Document).","Requires qualified maintenance personnel and potential follow-on repairs — introduces operational/technical execution complexity.","Compliance tracking and recordkeeping required to demonstrate the inspection was completed within the timeframe."],"plain_english_summary":"This directive mandates a one‑time inspection of the nose landing gear trunnion on specified Piper PA‑32R‑300 (Cherokee Six) aeroplanes (and any with P/N 67054‑00V fitted since Aug 1975), to be done per Piper Service Bulletin No. 510 within 100 hours TIS after 31 Aug 1976. It’s compulsory under CASA Part 39, affects listed owners/operators, and inspection and any repairs are paid and scheduled by the owner/operator."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection","history":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection/history","analysis":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection/analysis","conflicts":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection/conflicts","importantCases":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection/important-cases","documents":"/api/acts/ad-pa-32-40-nose-landing-gear-trunnion-inspection/documents"}}