Janome Lower Overlocker Knife 788013009
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Replacement lower overlocker knife, part 788013009. Confirmed model examples: Janome 634D, 204D, 990D and AirThread AT2000D. Match your machine and original blade before ordering.
$59.00
Replacement lower overlocker knife
Replace a worn or damaged lower blade with the correct part for your overlocker. The upper and lower knives work together to trim the fabric edge before stitching.
Product details
- Part number: 788013009.
- Lower knife only.
- The matching knife and mounting hardware are not included unless separately specified.
Compatible models
Janome: 634D, 204D, 990D and AirThread AT2000D, 1110DX, 544D, 644D, 664, 664 PRO, 204D MyLock, 434D, Harmony, 8002D/X, 8004D, 9102DX, AT2000D Professional [AirThread].
Before fitting
Unplug the machine. Follow the model-specific instructions for knife positioning and clearance, or have a sewing-machine technician fit the blade. Check both knives if trimming remains uneven.
Keeping a spare
Keep spare blades dry and protected from damage. Follow the manufacturer care instructions for your machine. Avoid applying sprays near the fabric path.
Need help choosing? Ask our friendly team with your machine model and the projects you plan to make.









