Direct Sewing · Singer parts & accessories
Singer 990 Overlocker Knife Set 164550 / 164728
Replace the upper and lower knives in a correctly matched Singer industrial overlocker.
Part / product referenceUpper 164550 / Lower 164728
Will it fit my machine?
We have not established an exact manufacturer model list for this supplied item. Please send us your full model number and the original part reference or a clear photo before ordering.
Product details
- Two-part set identified by the references above.
- Confirm the full 990 model suffix and blade dimensions.
- Correct blade overlap and adjustment are needed during installation.
Let us help you choose
Send us the full machine model and the part reference above. A photo of the original part helps us check the fitting.
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