From Resources
Class 8 Seam Illustrations
Illustrations for Class 8 seams. (8/8)
Class 7 Seam Illustrations
Illustrations for Class 7 seams. (7/8)
Class 6 Seam Illustrations
Illustrations for Class 6 seams. (6/8)
Class 5 Seam Illustrations
Illustrations for Class 5 seams. (5/8)
Class 4 Seam Illustrations
Illustrations for Class 4 seams. (4/8)
Class 2 Seam Illustrations
Illustrations for Class 2 seams. (2/8)
Class 1 Seam Illustrations
Illustrations for Class 1 seams. (1/8)
751a to ISO Seam Class Conversion Chart
Courtesy of American & Efird.
Classification of Stitched Seams
This chart shows the classification for all eight classes of stitched seams covered in this series.