These clear plastic bobbins are compatible with many sewing machines that use Class 66 bobbins, particularly top-loading models. While not manufactured by Singer, they are fully compatible with Singer sewing machines that require Class 66 bobbins. They can also be used in many White and other drop-in style machines. Compatible with Singer models include but are not limited to: 66, 66-6, 99, 101, 1019, 1021, 1022, 1025, 1027, 1200, 1247, 1247N, 1263, 1263N, 1280, 1280N, 1288, 1288N, 1482, 1485, 1486, 1488, 1490, 1492, 1730, 1802, 1803, 1812, 185, 1852, 1853, 1862, 1872, 1873, 192, 201, 2102, 2105, 2106, 2108, 2110, 2112, 2114, 2118, 2210, 2300, 2302, 2303, 2304, 2315, 2330, 2404, 241, 242, 2430, 2440, 247, 247AP, 248, 249, 2500, 2502, 2503, 2504, 2505, 2515, 2517, 252, 2530, 2543, 257, 258, 259, 2601, 2602, 2603, 2604, 2605, 2615, 2616, 2628, 263, 2630, 2643, 2712, 2718, 2722, 2724, 2730, 2732, 2808, 2818, 285, 288, 292, 2950, 3100, 3101, 3102, 3103, 3105, 3130, 3140, 3270, 327, 327K, 328, 328K, 329, 3314, 3317, 3343, 337, 338, 347K, 348, 348K, 353, 354, 358, 360, 362, 367, 368, 401, 403, 404, 413, 413K, 413K13, 416, 417, 418, 418K Stylist, 4325, 4522, 4525, 4526, 4528, 4530, 4538, 4552, 4562, 457, 457K, 4572, 4610, 4617, 4620, 4622, 4624, 466, 466K, 476 Stylist, 476K Stylist, 477, 477K, 478, 4814, 4825, 4828, 4830, 4832, 495, 500, 5017, 502, 5028, 503, 503A, 5040, 5050, 507, 509, 513, 514, 5160, 518, 522, 527, 533, 534, 538, 5417, 5430, 543, 547, 560, 5605, 5610, 563, 5705, 5710, 57815, 57817, 57820, 57825, 5802, 5805, 5806, 5808, 5810, 5812, 5814, 5816, 5817, 5818, 5820, 5825, 5830, 5838, 588, 5910, 5932, 6010, 6011, 6012, 6017, 6021, 6038, 6102, 6104, 6105, 6106, 6110, 6112, 6114, 6115, 6116, 6120, 6124, 6125, 6126, 6130, 6136, 6146, 6152, 6156, 6174, 6184, 6201, 6202, 6211, 6212, 6214, 6215, 6217, 6221, 6233, 6234, 6235, 631, 6513, 6522, 6528, 6533, 6543, 6544, 6548, 6606, 6610, 6620, 6700 Series, 6705, 6800, 7004, 7015, 7021, 7025, 7028, 7029, 7033, 7035, 7100 Series, 7101, 7102, 7104, 7105, 7106, 7108, 7110, 7136, 714, 7146, 717E, 717 School, 7174, 7184, 7186, 719, 7211, 7212, 724, 734, 774, 776, 800, 8002, 8007, 8019, 8100, 8200, 8220, 833, 834, 844, 8500, 860 Srs, 8600, 8614, 8734, 8774, 8834, 9005, 9008, 9010, 9015, 9018, 9020, 9022, 9027, 9030, 9032, 9034, 9044, 9110, 9130, 9133, 9134, 9137, 9210, 9240, 93220, 9323, 93234, 9334, 935U, 9408, 9408N304, 9410, 9416, 9420, 9423, 9430, 9432, 9444, 9500, 9502, 9505, 9518, 9600, 9602, 9605, 9606, 9608, 9610, 9612, 9614, 9618, 964, 966, 968, 972, 974, 9802, 9803, 9805, 9806, 9808, 9810, 9812, 9814, 9816, 9818, 9824, 9828, 9832, 9836, 99, 9936, CG500, CG550, CG590, CM17, CP17, DL17, DX14, DX-14C, FM17, FM19, FM22, HD102, HD102, HD110, SM14 Please consult your machine's manual to confirm compatibility.