Parts for Singer 20U sewing machine: 505326, 505327, 505335, 505339, 52016, 52024, 540472, 541606, 54607, 541645, 541646, 541651, 541605, 541685, 541689, 541693, 541707, 541754, 541772, 410040, 541778, 54178, 541788, 541910, 541921, 541967, 541974, 543904, 543906, 543908
