If your sewing machine does not have a model number, but has a serial number similar in location to the image above, use the images below to help identify the sewing machine model number.
The Singer 99k sewing machine is small in size measuring only 12-1/2" wide, this image shows an early version the 99K (99K21 - 26) made between 1924 to 1954. The stitch length was adjusted via a screw and the machine did not stitch backwards.
I used exactly the same method as I used on my Some day I’d love to get one like it, but every time one comes up for bid at an auction the price goes too high for me.
I spend more time yelling at my sewing machine than actually sewing, because every time I use it it’s like making a date with my seam ripper. I just wanted to turn it into an antique sewing machine table, because that’s a project that doesn’t require a seam ripper. Seriously, I think I may be a bit hyperactive, because I love to sit in front of it and push the treadle, making that wheel spin. All it took was 3 pallet boards, 2 pieces of wood scrap, some wood stain and screws.
The Singer 221K was the same machine without the tubular bed, it also had the lift up fabric table like the 222K Both the 222K and 221K were tiny machines known as the original Singer Featherweight machines.