Mounting Screw for bobbin case tension spring.

Part # 200964

Fits Singer models: 240, 242, 247,248, 252, 257, 258, 259, 347, 360, 362, 366, 367, 401, 401A, 403, 404, 413, 413K, 416, 416K, 417, 418, 418K Stylist, 457, 466, 476 Stylist, 476K Stylist, 477, 500, 501, 503, 714, 717 School