CHECK SPRING PULL UP NEW HOME SEWING MACHINE NEW 270, 366, 370, 443, 444, 446.. New Home SEWING MACHINES 270, 366, 370, 443, 444, 446, 447, 470, 533, 535, 553, 556, 560, 562, 573, 586, 591, 662, 671, 672, 674, 676, 679, 690, 701, 702, 799 CHECK SPRING Japanese pull up, most common SEWING MACHINE PART #53-136 CHECK SPRING TO THREAD TENSION