Check Spring, Singer #66774

Compatible with Alphasew Sewing Machine Models:
221 Featherweight.

Compatible with Singer Sewing Machine Models:
201, 201-2, 221 Featherweight, 222, 223, 237, 239, 240, 241, 242, 247, 247AP, 248, 250, 251, 252, 257, 258, 259, 288, 293B, 301, 337, 338, 348, 401, 416, 500, 502, 503, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 543, 600, 603, 604, 620, 620E31, 625, 626, 628, 629, 630, 630E, 635, 636, 638, 639, 640E, 645, 646, 649, 1200-1, 1247, 1280, 1288, 1802, 1803, 1812, 1852, 1862, 1872, 1873, 2404, 2430, 2732, 3101, 3102, 3103, 3105, 4522, 4525, 4526, 4528, 4530, 4538, 4825, 4828, 4830, 6011, 6012, 6021, 6102, 6104, 6105, 6106, 6110, 6120, 6130, 6136, 6146, 6152, 6156, 6174, 6184, 6201, 6202, 6211, 6212, 6214, 6215, 6217, 6221, 6513, 6522, 6528, 6533, 6543, 6544, 6548, 6606, 7025, 7101, 8019, 8502, 8505, 8518, 8602, 8605, 8606, 8610, 8614, 8618 & 9900