Guaranteed to fit Singer Sewing Machine Models:
107G201, 107G203, 107G235, 107G253, 107G300, 107G302, 107W1, 107W2, 107W3, 107W4, 107W5, 107W6, 107W7, 107W8, 107W9, 107W10, 107W11, 107W12, 107W13, 107W14, 107W15, 107W17, 107W35, 107W50, 107W53, 140W, 140W1, 143W, 143-W1, 143-W2, 143-W3, 143W18, 143-WSV11, 143-WSV13, 307G, 457G, 457U

Alternate Part Numbers: SSM224400