指定道路车辆加油泵喷嘴的尺寸及其加注率。适用于道路车辆含铅汽油和柴油的喷嘴。该图显示了一个带有弹簧的喷嘴，用于在油箱加注口中安全挂钩。尺寸也适用于带有凸轮或凹陷的喷嘴喷嘴，以确保安全挂钩。

Specifies the dimensions of nozzle spouts on pumps for refuelling road vehicles, and their filling rates. Applies to nozzle spouts for leaded gasoline and diesel fuel for road vehicles. The figure shows a nozzle spout with a spring for safe hooking in the tank filler opening. The dimensions apply also to nozzle spouts with cams or depressions for safe hooking.