It has a built in zigzag and range of other stitches as well as taking stitch cams that add even more choice. Has crack on the base but is not visible when the extension is on.
eBay
2 Pack Organ Household Sewing Machine Needle HAX1 For Singer Brother Sewing Machine Needles 9/65
Aliexpress UK
The Ultimate SINGER 401A Slant-O-Matic Sewing Machine User Manual Owners Instruction Guide. binding lets pages lay flat, fold back, and stay put. No flopping around, no cracking, just pure durability.
eBay
10 pcs #172336 Class 66 Plastic Bobbins #172222P Sewing machine bobbins fit for Singer Sewing
Aliexpress UK
Singer sewing machine 401a 403 500A 503a needle clamp, good used part
eBay
2 Kinds Zipper Sewing Machine Foot Feet Household Sewing Machine Part Sewing Accessories for Singer
Aliexpress UK
Often the pictures describe the item better than words.
eBay
Sewing Machine Sliver Rolled Hem Curling Presser Foot For Sewing Machine Singer Janome Sewing
Aliexpress UK
Here is a good used Singer 401A sewing machine. It is tested and works great. It is in excellent used condition. I have cleaned and oiled the machine. It dates from around 1955. Overall a very nice Singer.
eBay
Presser Foot Set For Singer Janome Sewing Machine Domestic Machine Part Sewing Machine Tools
Aliexpress UK
In good working condition.
eBay
2PCS/Pack Universal Sewing Machine Motor Stretch Belt 13"-15" For Singer White Kenmore Household
Aliexpress UK
Singer 401A 401 Sewing Machine Parts Stitch Length Lever Selector Knob. Condition is Used. Shipped with USPS Ground Advantage.
eBay
2Pcs Industrial Sewing Machine Trimmer Blade for SINGER Stainless Steel Overlocker for SINGER Sewing
Aliexpress UK
This machine is in good working condition, includes power cord and foot pedal. The machine takes a minute to start up but works perfectly afterwards.
eBay
2Sets Bobbin and Bobbin Case for Singer Sewing Machine Top-Loading Bobbin Casing, Singer Sewing
Aliexpress UK