Alpha feed and drive mechanism diagram
Part #511052
The manufacturer no longer makes this part, and there's no substitute part
Attachment set diagram
Part #507836
The manufacturer no longer makes this part, and there's no substitute part
Electrical equipment diagram
Part #422313
The manufacturer no longer makes this part, and there's no substitute part
Needle bar and drive mechanism diagram
Part #423028-451
The manufacturer no longer makes this part, and there's no substitute part
Cam control feed and stitch balancing diagram
Part #423187
The manufacturer no longer makes this part, and there's no substitute part
Presser bar and tension diagram
Part #423006-900
The manufacturer no longer makes this part, and there's no substitute part
Pattern selector diagram
Part #139938
The manufacturer no longer makes this part, and there's no substitute part
Pattern selector diagram
Part #421902
The manufacturer no longer makes this part, and there's no substitute part
Pattern selector diagram
Part #447831-455
The manufacturer no longer makes this part, and there's no substitute part
Alpha feed and drive mechanism diagram
Part #421875
The manufacturer no longer makes this part, and there's no substitute part