Suitable for Singer sewing machine models : 4600, 4610, 4613, 4617, 4623, 4663, 5910, 6230, 6233, 6234, 6235, 6250, 6251, 6267, 6268, 7000, 7004, 7005, 7028, 7029, 7033, 7034, 7035, 7037, 7043, 7050, 7060, 9000, 9020, 9110, 9113, 9117, 9124, 9130, 9133, 9134, 9137, 9143...