Upper Thread Tension Spring Set - Singer 201, Featherwieght 221, 301, 401, 600

Upper Thread Tension Spring Set for Singer Sewing Machines.

This spring set includes a tension check spring and beehive spring for the tension unit.

Fits Singer models: 200, 1200-1, 1247, 1263, 1280, 1288, 1802, 1803, 1812, 1852, 1853, 1862, 1872, 1873, 201, 201-2, 221 Featherweight, 222, 223, 237, 239, 240, 2404, 241, 242, 2430, 247, 247AP, 248, 250, 251, 252, 257, 258, 259, 2712, 2718, 2722, 2724, 2730, 2732, 288, 293B, 301, 3101, 3102, 3103, 3105, 327, 328, 329, 337, 338, 347, 348, 353, 354, 360, 362, 366, 367, 401, 403, 404, 413k, 416, 416k, 417, 418, 4522, 4525, 4526, 4528, 4530, 4538, 457, 466, 476, 477, 478, 4825, 4828, 4830, 500, 502, 503, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 543, 560, 600, 6011, 6012, 6021, 603, 604, 6102, 6104, 6105, 6106, 6110, 6120, 6130, 6136, 6146, 6152, 6156, 6174, 6184, 620, 620E31, 625, 626, 628, 629, 6201, 6202, 620E31, 6211, 6212, 6214, 6215, 6217, 6221, 630, 630E, 630E31, 635, 636, 638, 639, 640E, 645, 646, 648, 649, 6513, 6522, 6528, 6533, 6543, 6544, 6548, 6606, 7015, 7021, 7025, 7101, 7102, 7104, 7105, 7106, 7108, 7110, 7136, 7174, 8002, 8007, 8019, 8100, 8200, 8500, 8502, 8505, 8518, 8600, 8602, 8605, 8606, 8610, 8614, 8618, 8774, 9500, 9600, 9900, DL17