{"id":"F2006B05595","name":"AD/PA-28/36 - Stabilator Hinge Attaching Bolts - Inspection","slug":"ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135205,"registerId":"commonwealth-F2006B05595-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-28/36 - Stabilator Hinge Attaching Bolts - 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-28 Series Aeroplanes\n\n \n\nAD/PA-28/36 Stabilator Hinge Attaching Bolts - Inspection 5/72\n\nApplicability: Models PA-28-140 with S/Nos. 28-7225001 to 28-7225240. PA-28-280 with S/Nos. 28-7205001 to 28-7205225. PA-28-235 with S/Nos. 28-7210001 to 28-7210018. PA-\n\n28R- 200 with S/Nos. 28R-7235001 to 28R-7235125.\n\n \n\nDocument: Piper SB No. 350.\n\n \n\nCompliance: Prior to further flight after 24 May 1972.\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\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1683},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope as a targeted safety measure for specific aircraft models. It addresses a single mechanical defect (stabilator hinge bolts) without expanding to cover additional airframe components, aircraft types, or operational requirements beyond the initial inspection mandate."},"complexity_factors":["Single, unambiguous compliance action (one inspection)","Specific serial number ranges clearly listed","No defined terms or interpretation section","No conditional logic, exceptions, or nested requirements","Only one external reference (manufacturer service bulletin)"],"plain_english_summary":"**What this does:** Requires a one-time safety inspection of the bolts that attach the stabilator (the moveable tail surface that controls the aircraft's up-and-down pitch) to the airframe on specific Piper Cherokee aircraft.\n\n**Who it affects:** Owners and operators of specific Piper PA-28 models with the following serial numbers:\n- PA-28-140: S/Nos. 28-7225001 to 28-7225240\n- PA-28-280: S/Nos. 28-7205001 to 28-7205225  \n- PA-28-235: S/Nos. 28-7210001 to 28-7210018\n- PA-28R-200: S/Nos. 28R-7235001 to 28R-7235125\n\n**What you must do:** Inspect the stabilator hinge attaching bolts following the procedures in **Piper Service Bulletin No. 350**.\n\n**When:** Before flying the aircraft again after 24 May 1972.\n\n**Why it matters:** Faulty or loose stabilator bolts could cause the tail control surface to detach or jam, leading to catastrophic loss of aircraft control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection","history":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection/history","analysis":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection/analysis","conflicts":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection/conflicts","importantCases":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection/important-cases","documents":"/api/acts/ad-pa-28-36-stabilator-hinge-attaching-bolts-inspection/documents"}}