Associated accessory
Walking foot for selected Singer models
Retailer reference: 006185008
SingerCurrent
Heavy Duty 4423
Mechanical heavy-duty home machine with a top drop-in bobbin system.
Exact modelReferences checkedChecked 25 Aug 2026
Sewing Parts Online · US
Machine and associated accessories
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- Brand
- Singer
- Exact model
- Heavy Duty 4423
- Retailer reference
- HD4423
- Sales area
- United States
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Accessories associated with this machine
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Parts for this model
References to compare
Bobbins
✓Checked with the manufacturerSinger Class 15 transparent bobbin
Reference: Class 15 · transparent plastic
Singer specifies transparent Class 15 bobbins for this top drop-in model. A similar-looking metal bobbin is not an equivalent.
View manufacturer source: Singer 4423 product documentation Last checked 25 Aug 2026
Presser feet
✓Checked with the manufacturerLow-shank presser-foot group for Singer Heavy Duty
The manufacturer lists walking, blind-hem, overcasting, gathering, rolled-hem and straight-stitch feet for this model group.
View manufacturer source: Singer presser-foot kit compatibility Last checked 25 Aug 2026