{"id":"F2006B11332","name":"AD/MSR/32 - Nose Landing Gear - Wheel Axle","slug":"ad-msr-32-nose-landing-gear-wheel-axle","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":57207,"registerId":"commonwealth-F2006B11332-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/MSR/32 - Nose Landing Gear - Wheel Axle","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nAerospatiale Rallye Series Aeroplanes\n\nAD/MSR/32 Nose Landing Gear \\- Wheel Axle 5/95\n\nApplicability: All Morane Saulnier and Rallye aeroplanes as listed in Socata Service Bulletin 150/2 Amendment 2.\n\nRequirement: 1. Remove Nose landing gear wheel axle and, using dye penetrant, inspect for cracks.\n\nInspect in accordance with Socata Service Bulletin 150/2 Amendment 2, Description, paragraph 1.\n\n2. Remove Nose landing gear wheel axle and, using dye penetrant, inspect for cracks. Re-install axle with new bolts washers and locknuts. Inspect in accordance with Socata Service Bulletin 150/2 Amendment 2, Description, paragraph 2.\n\nNote: DGAC AD 91-163(A)R2 refers.\n\nCompliance: 1\\. Inspect in accordance with Requirement 1 before 500 hours time in service, or within 50 hours time in service from 27 April 1995 whichever is the later. Re- inspect at intervals not to exceed 500 hours time in service.\n\n2. Inspect in accordance with Requirement 2 before 2000 hours time in service or within 50 hours time in service from 27 April 1995 whichever is the later. Re- inspect at intervals not to exceed 2000 hours time in service.\n\nBackground: Reports have been received that fatigue cracks could form in the nose landing gear wheel axle and that the axle attaching bolts could fail over time.\n\nThis AD inspects for cracks and replaces the bolts at regular intervals.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1667},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains its original targeted scope as a specific safety mandate addressing fatigue cracks in nose landing gear axles for identified aircraft models. There is no indication of expansion beyond the original safety concern."},"complexity_factors":["Reliance on external technical references (Socata Service Bulletin 150/2 Amendment 2, DGAC AD 91-163(A)R2)","Specialized aviation terminology requiring technical knowledge (dye penetrant inspection, time in service)","Dual compliance schedules with conditional logic (500 hours vs 2000 hours, 'whichever is the later')"],"plain_english_summary":"This Airworthiness Directive requires owners/operators of specified Morane Saulnier/Rallye aeroplanes (per Socata Service Bulletin 150/2 Amendment 2) to remove and inspect the nose wheel axle for fatigue cracks at regular intervals (dye‑penetrant checks every 500 flight hours) and to reinstall the axle with new bolts, washers and locknuts at longer intervals (every 2,000 flight hours).\n\nIt matters because undetected axle cracks or failed attaching bolts can cause nose‑wheel collapse during landing or taxiing, risking loss of control and serious injury."}},"importantCases":[],"_links":{"self":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle","history":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle/history","analysis":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle/analysis","conflicts":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle/conflicts","importantCases":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle/important-cases","documents":"/api/acts/ad-msr-32-nose-landing-gear-wheel-axle/documents"}}