The screw & washer for the stitch length regulator
Fits:
Singer:
- 600
- 620
- 625
- 628
- 629
- 630
- 635
- 638
- 639
- 640E
- 640E3
- 645
- 645E3
- 645E6
- 645E7
- 640 Touch & Sew
- 646
- 646E3
- 646E6
- 646E7
- 6448E3
- 648E6
- 648E7
- 649
- 649E3
- 649E6
- 649E7
Part Number:
- 163950S
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