{"id":"F2006B09724","name":"AD/F27/157 - Cargo Restraint Strap Assemblies","slug":"ad-f27-157-cargo-restraint-strap-assemblies","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115908,"registerId":"commonwealth-F2006B09724-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# ![](image.001.png)  \nAIRWORTHINESS DIRECTIVE\n\nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.\n\n![](image.001.png)  \n\nFokker F27 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/F27/157 Cargo Restraint Strap Assembl","sectionType":"part","heading":"AD/F27/157 Cargo Restraint Strap Assemblies 1/2005","content":"# AD/F27/157 Cargo Restraint Strap Assemblies 1/2005\n\nDM\n\nApplicability: Model F27 series aircraft, on which cargo restraint strap assemblies part number 1519-MCIDS have been installed per Supplemental Type Certificate (STC) ST01004NY.\n\nRequirement: Revise the Limitations Section of the Aircraft Flight Manual (AFM), and the cargo- loading procedures of the Weight and Balance Manual (WBM), to include the following information (this may be accomplished by inserting a copy of this Directive into the AFM and the WBM):\n\n“Discontinue the use of STC ST01004NY to install Airline Container Manufacturing Company Inc., cargo restraint straps, part number 1519-MCIDS, as the only means of securing cargo to Technical Standard Order (TSO) C90c/NAS3610 pallets. Such cargo restraint straps may continue to be used a supplemental restraints to secure cargo to TSO C90c/NAS3610 pallets, or to the cargo restraint fittings in the aircraft floor, per the aircraft manufacturer’s weight and balance manuals, and within the strap rated load (5,000 lbs).”\n\nNote 1: If the above statement has been incorporated into the general revisions of the AFM and the WBM, the general revisions may be incorporated into the AFM and WBM, and the copy of this Directive may then be removed from the AFM and WBM.\n\nNote 2: FAA AD 2004-22-01 Amdt 39-13829 refers.\n\nCompliance: Within 14 days after 1 December 2004.\n\nThis Airworthiness Directive becomes effective on 1 December 2004.","sortOrder":1}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This AD maintains its original narrow scope — addressing a specific unsafe condition with a specific cargo restraint strap on a specific aircraft type. There is no evidence of scope creep; it remains tightly focused on the safety issue identified."},"complexity_factors":["Single, clearly defined applicability (one aircraft model, one specific part number, one STC)","Single, unambiguous requirement (revise manuals with specific text)","No nested exceptions or conditional logic — the requirement applies uniformly","Only 2 brief notes providing implementation guidance","Short document (approximately 250 words)","Minimal cross-references (one FAA AD reference in a note only)","Clear compliance date with no alternative methods or escalations"],"plain_english_summary":"CASA issued an Airworthiness Directive banning use of cargo strap part 1519-MCIDS (Airline Container Mfg.) as the sole restraint on Fokker F27 aircraft modified under ST01004NY — the straps may remain only as supplemental backup restraints. Affected owners/operators must insert the AD warning into the Aircraft Flight Manual and Weight & Balance Manual within 14 days after 1 December 2004. The change fixes an unsafe approval that previously allowed sole reliance on these straps."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"The AD narrows permitted uses of strap assemblies installed under STC ST01004NY by prohibiting their use as the sole means to secure TSO C90c/NAS3610 pallets and mandating AFM/WBM revisions within 14 days; it retains allowance for supplemental use and securing to floor fittings within the 5,000 lb strap rating (Requirement; Compliance; Note 1)."},"complexity_factors":["Narrow applicability: only F27 series aircraft with STC ST01004NY-installed straps (Applicability).","Prescriptive but limited action: amend AFM and WBM or insert directive copy (Requirement; Note 1).","Short statutory compliance window: within 14 days after 1 December 2004 (Compliance).","Operational change: forbids sole reliance on straps for TSO C90c/NAS3610 pallets but permits supplemental use and floor fitting use within a 5,000 lb rating (Requirement).","Cross-reference to external regulator and AD: cites FAA AD 2004-22-01 and is issued under CASR subregulation 39.1(1) (Note 2; header).","Some operator flexibility: inserted copy may be removed once general AFM/WBM revisions incorporate the text (Note 1).","Administrative burden: requires coordination between operations, maintenance, and documentation updates; potential need to change handling practices."],"plain_english_summary":"This AD requires operators of Fokker F27 aircraft fitted under STC ST01004NY with Airline Container Manufacturing cargo straps (part 1519-MCIDS) to update their Aircraft Flight Manual and Weight & Balance Manual within 14 days of 1 December 2004. It prohibits using those straps as the sole means to secure TSO C90c/NAS3610 pallets, while permitting them as supplemental restraints or when attached to floor fittings within their 5,000 lb rating. Operators bear the compliance and administrative costs; CASA issued the AD under CASR 39.1(1)."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies","history":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies/history","analysis":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies/analysis","conflicts":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies/conflicts","importantCases":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies/important-cases","documents":"/api/acts/ad-f27-157-cargo-restraint-strap-assemblies/documents"}}