{"id":"F2006B02128","name":"AD/AC/69 - Main Landing Gear Torque Link Pin Retaining Bolt - Inspection","slug":"ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41358,"registerId":"commonwealth-F2006B02128-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/AC/69 - Main Landing Gear Torque Link Pin Retaining Bolt - Inspection","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-description: CASA Airworthiness Directive\nmeta-generator: Aspose.Words for .NET 22.10.0\nmeta-keywords: Issue 9/1978,Aircraft below 5700 kg,Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes,Main Landing Gear Torque Link Pin Retaining Bolt - Inspection,69\ntitle: Airworthiness Directive - AD/AC/69 - Main Landing Gear Torque Link Pin Retaining Bolt - Inspection\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)  Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes\n\n \n\nAD/AC/69 Main Landing Gear Torque Link Pin Retaining Bolt - Inspection\n\n\n9/78\n\n \n\nApplicability: All models 500A, 500B, 500U, 500S, 560F, 680F(P), 680FL, 680FL(P), 680T, 680V\n\nand 680W with S/Nos. 871 to 1876, and Model 500S with S/Nos. 3050 and subsequent; All model 681 with S/Nos. 6001 to 6072;\n\nAll model 685 with S/Nos. 1200 to 12066;\n\n \n\nAll models 690, 690A and 690B with S/Nos. 11001 and subsequent.\n\n \n\nDocument: Rockwell International SL No. 319.\n\n \n\nCompliance: Within 25 hours’ time in service after 22 August 1978.\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":1822},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope—a specific one-time safety inspection for identified aircraft models. There is no evidence of scope creep beyond the original mechanical safety issue."},"complexity_factors":["Single, unambiguous compliance action (one inspection)","Clear applicability limited to specific aircraft models and serial number ranges","Fixed compliance deadline with no conditional extensions or exceptions","No defined terms or interpretation sections","No nested logic or cross-references to other legislative provisions"],"plain_english_summary":"This AD mandates inspection of the retaining bolt on the main landing‑gear torque‑link pin for specified Twin Commander (Gulfstream/Rockwell/Aerocommander) models/serial ranges to prevent the torque‑link pin from working loose and compromising the landing gear. Affected aircraft must be inspected within 25 flight hours after 22 August 1978 using the procedure in Rockwell Service Letter No. 319."}},"importantCases":[],"_links":{"self":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection","history":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection/history","analysis":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection/analysis","conflicts":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection/conflicts","importantCases":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection/important-cases","documents":"/api/acts/ad-ac-69-main-landing-gear-torque-link-pin-retaining-bolt-inspection/documents"}}