Singer 630 Touch & Sew thread Tension, Complete #163512 with set screw #140756. Includes both thread guides #163089 and #45345 with mounting screw #329(807). The Singer number is different as has different face than other T & S tension (complete).  Dial # is 163511 others are #163212.   Price includes shipping,  Will work on all Touch & Sew machines. Return for refund if fails to work on your T & S Singer.