本文件提供了一般使用要求、建议和计算方法，足以保证在飞行期间约束民用运输机上货物的系紧/捆扎安排的有效性和极限强度，包括: a） 装载并系在适航批准的空运货盘上的货物，其本身被限制在符合ISO 8097（NAS 3610）或ISO 21100批准的空运货盘限制要求的飞机下层甲板或主甲板或上层甲板货物系统中，或 b） 当托盘最大总质量或重心限制要求时，飞机结构上的附加系紧，或 c） 非单元化单件货物，或放置在无约束托盘（浮动托盘）上的货物，进入飞机的下层甲板、主甲板或上层集装箱货舱， 当使用ISO 20291中规定的约束吊索（钢丝绳）时- 1.购买本文件时提供的所有当前修订均包含在购买本文件中。

This document provides general utilization requirements and recommendations and calculation methods adequate to guarantee the effectiveness and ultimate strength of tie-down/lashing arrangements performed to restrain cargo on board civil transport aircraft during flight, including the following: a) cargo loaded and tied down onto airworthiness approved air cargo pallets, themselves restrained into aircraft lower deck or main deck or upper deck cargo systems meeting the restraint requirements of air cargo pallets approved in accordance with ISO 8097 (NAS 3610) or ISO 21100, or b) additional tie-down on aircraft structure when necessitated by pallet maximum gross mass or centre of gravity limits, or c) non-unitized individual pieces of cargo, or pieces of cargo placed onto an unrestrained pallet (floating pallet) into either lower deck, main deck or upper deck containerized cargo compartments of an aircraft, when using for this purpose restraint slings (wire rope cables) specified in ISO 20291-1.All current amendments available at time of purchase are included with the purchase of this document.