I'm thinking somebody goofed on your model number 116.4880 , it is one digit short for partsdirect.
Use 116.A4880, and you will find a nozzle that appears similar.
There is a 116.4885 in the database however.
Both appear very similar.
To save the diagrams, pullup the page, select full size, right click on image, and save it to file.
This will then have the granularity to zoom in.
Here is an image showing the 116.4885 & 116A.4880 together
They appear identical, and the <span style="font-size: 12pt;">116A.4880 has the date January, 1963 on it</span>
