International Sewing Machine Collectors' Society

Fostering the collecting of, and research into, sewing machines.

Singer Bobbin Information

This is a listing of Singer bobbins and a very small list of sewing machine models they will fit.

	Bobbin Type	Models
	Long Bobbins	27 28 127 128
	Class 66 Bobbin sides are slightly domed.	66 98 99 185 201 285 317 327 328 337 401 403 404 411 431 478 500 503 534 714
	Class 15 Bobbin sides are completely flat.	15 30TC 25TC
	Class 221/301 Part Number: 45785. Featherweight bobbins are flat sided but are thinner than the Class 15 Singer bobbin.	Featherweight 221 222 301 Sears Kenmore Model 49 Free Westinghouse (certain models) These last two machines have what is titled the "rotary" bobbin case by Sincere's Sewing Machine Service Book , page 7. These are not the "rotary" bobbins that White's Rotary Machines take.

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