Singer sewing machine models 306, 319, 320, 328, 238, 240, 248, 258, and 316 utilize type A flat cam disc #6 Domino designated as Simanco 276306

The Singer type A flat cam disc #6 Domino, designated as Simanco 276306, is compatible with sewing machine models 306, 319, 320, 328, 238, 240, 248, 258, and 316. This component ensures precise stitch formation and reliable functionality across these models, enhancing sewing performance and versatility in fabric handling.