Slide Plate for Singer Sewing Machines.
Part #: 179521
Fits Singer models: 242, 247, 248, 252, 257, 258, 259, 327, 328, 329, 337, 338, 347, 348, 353, 354, 413, 416, 418, 457, 466, 476, 477, 478, 3102, 3103, 3130, 3150, 3343, 6012, 7101, 7108, 7174, 7186, 8109, 8134, 8502, 8505, 8518, 9502, 9505, 9518
Matches needle plate #310703