Original straight stitch needle plate. 

Part # 171392

Fits Singer sewing machines models: 1021, 1022, 1221, 438K, 502, 507, 509, 510, 513 Stylist, 514, 518 Stylist, 522, 527, 530, 533 Stylist, 534, 538, 543 Stylist, 560 Diana, 6102, 6104, 6105, 6106, 6110, 6120, 6130, 6136, 6146, 6152, 6156, 6184, 6513, 6522, 6528, 6533, 6543, 6544 Stylist, 6548 Stylist, 7102, 7104, 7106, 7136, 800 Series, 814, 818, 824, 834 Stylist, 838, 844, 8734, SM14