{"id":"F2006B02718","name":"AD/B727/193 - Cargo Restraint Strap Assemblies","slug":"ad-b727-193-cargo-restraint-strap-assemblies","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42034,"registerId":"commonwealth-F2006B02718-current","compilationNumber":null,"startDate":"2026-04-01","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\nBoeing 727 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/B727/193 Cargo Restraint Strap Assemb","sectionType":"part","heading":"AD/B727/193 Cargo Restraint Strap Assemblies 1/2005","content":"# AD/B727/193 Cargo Restraint Strap Assemblies 1/2005\n\nDM\n\nApplicability: Model 727 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":{"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"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"The AD narrows previously authorised use under STC ST01004NY by prohibiting that STC installation as the sole means of restraint and limiting straps to supplemental use or attachment to aircraft floor fittings within the 5,000 lb rating. In practice this reduces the operational scope of the STC and imposes manual revisions and altered loading practices on affected operators (Applicability; Requirement; Compliance)."},"complexity_factors":["Narrow applicability tied to a specific STC and part number (Applicability) — affects only 727s with STC ST01004NY and part 1519-MCIDS.","Operational constraint expressed as a prohibition on a previous installation method and a conditional allowance for supplemental use (Requirement) — requires precise changes to operational practice.","Cross-reference to existing technical standards and documents (TSO C90c/NAS3610, AFM, WBM, FAA AD 2004-22-01) — operators must reconcile multiple documents.","Prescriptive load limit (5,000 lbs) — a clear quantitative compliance condition that must be checked in loading procedures (Requirement).","Administrative action rather than physical modification — compliance achieved by revising manuals (Requirement/Note 1), which raises procedural but not engineering complexity.","Short compliance timeframe (14 days after 1 December 2004) — increases execution and administrative burden on operators (Compliance).","Provision allowing later incorporation into general manual revisions (Note 1) introduces some flexibility in record-keeping and document management."],"plain_english_summary":"This Airworthiness Directive orders Boeing 727 operators with STC ST01004NY-fitted Airline Container Manufacturing cargo straps (part 1519-MCIDS) to update their Aircraft Flight Manual and Weight & Balance Manual. It stops those straps being used as the sole means of securing cargo to TSO C90c/NAS3610 pallets; they may remain as supplemental restraints or be used with aircraft floor fittings, within a 5,000 lb strap rating. Affected operators must revise manuals and change loading practice within 14 days after 1 December 2004."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a targeted safety directive addressing a specific unsafe condition with specific cargo straps on specific aircraft. The scope remains precisely limited to the identified safety issue without expansion into broader operational areas."},"complexity_factors":["Single specific applicability (one aircraft model, one part number, one STC)","Single clear requirement (manual revision with specific text)","No nested exceptions or conditional logic","Only 2 brief notes providing implementation guidance","Straightforward compliance deadline (14 days after specific date)","No cross-references to other legislation (only a reference to related FAA directive for information)","Total length is approximately 250 words"],"plain_english_summary":"This Airworthiness Directive prohibits using STC‑installed cargo straps (P/N 1519‑MCIDS) as the sole method to secure freight to TSO C90c/NAS3610 pallets on Boeing 727s. The straps may still be used as supplemental restraints or when attached to aircraft floor fittings. Affected operators must amend their Aircraft Flight and Weight & Balance Manuals within 14 days of 1 December 2004 to reflect the restriction to prevent cargo shift and related safety risks."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies","history":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies/history","analysis":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies/analysis","conflicts":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies/conflicts","importantCases":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies/important-cases","documents":"/api/acts/ad-b727-193-cargo-restraint-strap-assemblies/documents"}}