Fits many Singerr Sewing Machines:

150 Futura, 160 Anniversary Edition, 2009, 2010 Professional (2009 Version), 2010 Superb, 250 Futura, 350 Futura, 3709, 3709-1, 3722, 3722-1, 3820-1, 3825-1, 4166, 5400, 5500 (New Version), 5625, 6160 Brilliance, 6180, 6199 Brilliance, 6510, 7256, 7258 Stylist, 7285Q Patchwork, 7412, 7422, 7424, 7426, 7430, 7436, 7440, 7440D, 7442, 7444, 7446, 7462, 7463, 7464, 7465, 7466, 7467, 7468, 7469, 7469Q, 7470 Companion, 8090, 8763 Curvy, 8768 Heritage, 8770 Curvy, 8780 (Curvy), 9100, 9340, 9910, 9920, 9940, 9960 Quantum Stylist, 9970, CE150, CE250, CE350, ET-1, FQ4, Futura 4000N, Futura 5, Futura Quartet, H74, One, One Plus, Quantum DSX2, Quantum L-500, Quantum LE, Quantum SX, Quantum SX100, S800, SEQS6000, SEQS6700, SES1000, SES2000, XL1000, XL150, XL400, XL4000, XL50, XL5000 Quantum, XL550, XL580, XL6000 Quantum