Originally Posted by
manicmike
It looks like the Singer 20U industrial bobbin that fits 96, 206, 306, 319, 320. Since you have a 319, though, can I assume you've already ruled this out?
Mike,
I compared these bobbins to the 319 bobbins. These are so much narrower they will fit between the rims of the 319 bobbins and are also larger. So I doubt they'd work, they might not even fit in the bobbin case.
Joe