Many ISO 1328 PDF buyers also search for "AGMA 2015 PDF" or "DIN 3962 conversion." If you are converting an old drawing, include both standards in your quality plan.
: It defines 11 classes (numbered 1 to 11), where a lower number indicates higher precision.
The difference between the actual and theoretical distance between adjacent teeth. Total Profile Deviation ( cap F sub alpha The error in the shape of the tooth face. Total Helix Deviation ( cap F sub beta
Before 1995, ISO 1328 used a different numbering system (e.g., Grade 5 then is not equivalent to Grade 5 now). Always verify the standard year on your PDF.