Vintage Singer sewing machine slant shank special purpose presser foot for zigzag, satin stitching, buttonhole and applique. This foot is compatible with slant shank machines capable of zigzag stitching, this includes the 401 / 401A, 403 / 403A, 411G, 431G, 500 / 500A, 503 / 503A Rocketeer, etc.  163483. 

Alternate number- 161167