Do bobbin cases come in different sizes?

Bobbins not only come in different sizes, but also in metal as well as plastic, and empty as well as pre-wound. While machines can only use one bobbin size, whether it is plastic or metal does not typically matter, however consult your machine manual to be sure.

Are bobbin cases universal?

While they are technically interchangeable in most cases, it is recommended that you only use one or the other. The weight of the bobbin can affect your tension and the way the thread feeds. These are the most common bobbins, as they are used with removable and inset bobbin cases.

What sizes do bobbins come in?

There are many different bobbin sizes in use today. The most common sizes are the L Class, M Class and Class 15 bobbins. A large percentage of commercial and home sewing/embroidery machines use one or more of these bobbin sizes. Chances are your machine does too, but the difference between them is sometimes confusing.

Do all bobbins fit all sewing machines?

There is no such thing as a universal bobbin, meaning no single bobbin will fit every sewing machine. Some sewing machines tolerate a slightly different bobbin better than others, but using the incorrect bobbin will most likely affect the stitch quality of your project, and could result in damage to your machine.

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Can you sew without a bobbin case?

Can you use a sewing machine without a bobbin? You can’t sew without a bobbin, as the machine requires two spools in order to operate properly. Therefore, you will need to add the bobbin thread in addition to your needle thread.

When should I replace my bobbin case?

As long as you take good care of your bobbin case, it will perform well. However, eventually, it will cease to sew smoothly and will need to be replaced. Sometimes people think they only need to replace certain parts of the bobbin case, like the tension spring or the tension screw.

Are plastic or metal bobbins better?

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 15 and 15J Bobbins the same?

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.

Are all plastic bobbins the same?

5. Plastic bobbins and metal bobbins of the same size can NOT be swapped. Machines are set for a very precise tension setting. If they are set for a lighter plastic bobbin, the tension will change if a heavier metal bobbin is used.

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What size is a Class 15 bobbin?

The Class 15 (A Style) Bobbin:

The Class 15 is about the size of an American nickel. Its diameter measures approximately 20.3 mm and has a width of approximately 11.7 mm.

Can you use plastic bobbins instead of metal?

The word on the street is that metal and plastic bobbins are not interchangeable. Even if they are the same class size, metal bobbins work in metal bobbin cases and plastic bobbins should be used in plastic bobbin cases. To learn which bobbin to use where just continue to read our article.

Do all Singer sewing machines use the same bobbins?

Bobbin Tips & Hints

Use only bobbins that are the same class/style as those that come with your machine – don’t substitute! SINGER® branded bobbins are recommended for best results.

Are Singer and Janome bobbins the same?

They are not the same. I tried looking for something local and nothing else but these Janome bobbins fit. The singer needles do work though. 1 of 1 found this helpful.

Are all Brother Bobbins the same?

For the most part yes they are. But like sewing machines, bobbins are not all made the same. Even if you have the same series of a sewing machine as someone else, there will still be some differences to each machine. … For them, about half the bobbins in their pack did not fit their Brother sewing machine.

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