Definitely NOT interchangeable! They look almost identical, but class 15 bobbins have flat ends, while class 15J bobbins have slightly curved ends. Sometimes they appear to work interchangeably, but even if they fit into your sewing machine, there is a risk of them jamming your machine up and causing major damage.
What is a class J bobbin?
Ask A Question Also Known as 15 Class Bobbin & “J” Bobbin. This Singer Bobbin Has a Thread Capacity up to 30 Yards. It is Made of Clear Plastic With 1.0mm Wall Thickness. The “J” or 15 Class Bobbin is The Sewing Industry Standard For SINGER, Kenmore, Brother, JANOME, Baby Lock, Necchi, White, and many other Brands.
What sewing machines use 15J bobbins?
They also work great in all of the Singer 15 class sewing machines. Fits Singer Models: 2639, 3962, 4116, 7412, 7422, 7424, 7426, 7436, 7442, 7444, 7462, 7463, 7464, 7466, 7467, 7468, 7469, 7470, 8763, 8770, CE-100, CE150, CE-200, CE250, CE350, New Athena model 2009.
What size bobbins do Janome sewing machines use?
Class 15 bobbins fit all Janome sewing machines and all Janome made Elna & Kenmore sewing machines. *Class 15 bobbins measure 11mm in height.
What size bobbin does a Pfaff use?
Class 15 Pfaff bobbins fit all Pfaff Hobby, Ambition, Passport & Smarter(not 1100C) models in groups A, B & K and Creative 1.5. Class 15 bobbins measure 11mm in height.
What is the difference between Class 66 and Class 15 bobbins?
The Class 66 is about the size of an American nickel. Its diameter measures approximately 20.5 mm and has a width of approximately 10.9 mm. This bobbin is available in metal and plastic. Again, although this bobbin appears to be the same size as the Class 15 bobbins, it should not be used in a Class 15 machine.
What size bobbin does a Janome sewing machine take?
What size bobbin does the singer simple use?
Class 15 bobbins
The Singer Simple 3223 sewing machine uses a very common size of bobbin – Clear (or plastic) Class 15 bobbins. This size of bobbin is easy to find at any sewing machine store or online.
What size bobbins do Janome Sewing machines use?
What happens if you use the wrong size bobbin?
The short answer is YES! Filling a sewing machine bobbin too tightly can make a plastic bobbin bulge or stretch the thread if you are using a metal bobbin. This may be hard to see but can cause all kinds of problems. Plastic bobbins can become compressed in the center causing the bobbin to distort.
Are all Janome bobbins the same?
The original bobbins that come with every new Janome machine are guaranteed genuine Janome bobbins. They are exactly the right size and shape for a snug fit in your Janome sewing machine, resulting in perfect stitches and a smoother sewing experience.
What is the size of a class 15 J bobbin?
SINGER® Class 15J Bobbin Height: 6/16” (11mm) / Bobbin Diameter: ¾” (20mm) Top & bottom very slightly curved Transparent with very slightly blue color tint Do not substitute with Class 15 metal or transparent bobbins
Can I use the 15J Bobbin on my new sewing machine?
The 15J that I purchased were pre-wound and using the bobbin straight from the package did not affect my sewing, however I just can’t rewind them. This being said, if 15J came with your machine that is the type you should use. Hope this helps!
What is the size of a metal bobbin?
SINGER® Class 15 Metal Bobbins Bobbin Height: 7/16” (12mm) / Bobbin Diameter: 13/16” (21mm) Top and bottom are flat Metal bobbins must be used in models that come with this style
What is the size of a Class 66 bobbin?
SINGER® Class 66 Metal Bobbins Bobbin Height: 7/16” (11mm) Bobbin Diameter: 13/16” (21mm) For use with specific models only Curved top and curved bottom
