SAE AS7112/4A将用作SAE AS7112的补充。除了 AS7112中包含的要求，此处包含的要求应适用于供应商 寻求NADCAP流体系统部件软管组件认证。软管/管组件可被鉴定为由批量合格的软管/管和 配件。本标准的目的是定义审计人员的审计资格要求 软管/管组件符合“组件”采购/性能规范。它解决了 通过螺钉、螺栓连接、焊接、钎焊方式连接的两个或多个部件的制造， 模锻或压接在一起形成一个组件，以满足性能标准-鉴定。

SAE AS7112/4A is to be used as a supplement to SAE AS7112. In addition to the requirements contained in AS7112, the requirements contained herein shall apply to suppliers seeking NADCAP Fluid System Components Accreditation for Hose Assembly.Hose/tube assemblies may be qualified as being comprised of bulk qualified hose/tube and fittings. The purpose of this standard is to define requirements for audit qualification of the hose/tube assembly to an "assembly" procurement/performance specification. It addresses the fabrication of two or more components coupled by means of screwing, bolting, welding, brazing, swaging or crimping together to form an assembly to meet performance criteria - qualification.