{"id":"F2006B06253","name":"AD/PITTS S-2/8 - Streamline Tubing - Inspection","slug":"ad-pitts-s-2-8-streamline-tubing-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":47234,"registerId":"commonwealth-F2006B06253-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PITTS S-2/8 - Streamline Tubing - 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)  Pitts S-1 and S-2 Series Aeroplanes\n\n \n\nAD/PITTS S-2/8 Streamline Tubing - Inspection 6/76\n\nApplicability: Model S-1S, S/Nos. 1-0032 to 1-0038. Model S-2A, S/Nos. 2101 to 2115. Document:               Pitts SB No. 10 with Supplement No. 1.\n\nCompliance: Within 25 hours time in service after 20 May 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\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1956},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a narrow, technical airworthiness directive from 1976 targeting specific aircraft serial numbers. Its scope remains limited to the original streamline tubing inspection requirement for the specified Pitts models and has not expanded beyond the initial regulatory intent."},"complexity_factors":["Incorporation by reference of external technical document (Pitts Service Bulletin No. 10 with Supplement No. 1)","Aviation-specific compliance metric using 'time in service' rather than calendar dates","Highly specific applicability limited to narrow serial number ranges"],"plain_english_summary":"This directive requires owners of specific Pitts aeroplanes (models S-1S with serial numbers 0032 through 0038, and S-2A with serial numbers 2101 through 2115) to inspect the streamline tubing on their aircraft. Owners must follow the technical instructions in **Pitts Service Bulletin No. 10** (including Supplement No. 1) and complete the inspection within **25 hours of flying time** after 20 May 1976. This ensures these particular aircraft remain safe to operate."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection","history":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection/history","analysis":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection/analysis","conflicts":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection/conflicts","importantCases":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection/important-cases","documents":"/api/acts/ad-pitts-s-2-8-streamline-tubing-inspection/documents"}}