Janome parts and accessories
Janome Top Knife 104D 134D 234D
Replace the specified overlocker cutting blade after matching the upper/lower position and machine model.
Janome part number784045008
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Match your exact model
Choose by the model, part number or specification below. The 5mm, 7mm and 9mm foot groups do not determine the fit of this item.
Compatible Janome models
Match the complete name printed on your machine. These models are supported by the references checked for this part.
- 134D
- 234D
- 334D
Model not listed? Ask us to check it before ordering. A similar model name is not enough to confirm a fit.
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Have your full machine model and the part number ready. We can help you check the fitting before you buy.
Compatibility sources and review
Reviewed 25 September 2026. The model list is a checked reference, not a complete list of every Janome machine made.