本国际标准规定了柴油机用“S”型燃油喷嘴的基本尺寸要求 引擎。 这些要求允许在相应的喷嘴支架中组装和互换喷嘴。 本国际标准适用于尺寸为“S”的喷嘴，包括孔式、长杆式喷嘴 A1和A2）和枢轴喷嘴（B型）。 注:A1型和B型喷嘴是首选类型。非首选的孔型短杆喷嘴C型 如附件A所示。

This International Standard specifies the essential dimensional requirements for size "S" fuel nozzles used in diesel engines. These requirements allow the assembly and interchangeability of the nozzles in the corresponding nozzle holders. This International Standard is applicable to size "S" nozzles, which comprise hole type, long-stem nozzles (types A1 and A2) and pintle nozzles (type B). NOTE Type A1 and type B nozzles are the preferred types. The non-preferred hole type, short-stem nozzle, type C, is shown in annex A.