Bobbin Case Tension Screw, Pfaff #91-000928-15

Guaranteed to fit Pfaff Sewing Machine Models:1242, 1243, 1245, 1246, 1294, 1295, 1296, 141, 1422, 145, 1525, 1525-G, 1525-S, 1526, 1571, 1574, 1591, 3307, 3715, 3734, 3834, 422, 571, 574