Part No: 172007 Singer Sewing Machine Models: 15-91, 192, 192K, 327, 328, 329, 337, 338, 347, 348, 401, 403, 404, 416K, 418, 457, 466, 476, 477, 478, 502, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 543, 413K, 6513, 6522, 6528, 6533, 6543, 6544, & 6548