scope:

This International Standard specifies a nozzle intended for thetesting and setting of injection pumps on injection pump testbenches. It specifies the dimensions and test methods fordetermining the clearance at the ?pintle? of the needle (method 1)and the clearance at the needle guide (method 2). The exact limitof the application of the calibrating nozzle depends upon the testvalues specified for the injection pump. The applicability is to beverified in each case by the pump manufacturer and stated on thepump test specification for each pump type. The typical range is upto 150 mm3/stroke.