制定主要连接尺寸，以允许喷嘴和单体的互换性。适用于保护作物的喷雾器。喷嘴的连接尺寸仅适用于配有带过滤器和/或防滴过滤器的喷嘴头连接的设备。一些图说明了连接和安装示例。

Lays down the main connectiing dimensions to allow interchangeability of nozzles and monometers. Applies to sprayers for crop protection. Connecting dimensions for nozzles apply only to apparatus which is equipped with connections for nozzle tips with filters and/or anti-drip filters. Some figures illustrate connections and examples of mounting.