Guaranteed to fit Bernette sewing machine models:
B35, B44 Funlock

Guaranteed to fit Elna sewing machine models:
664, 664 Pro, eXperience 550, eXplore 150, eXplore 160, eXtend 864 Air

Guaranteed to fit Janome sewing machine models:
104, 108, 110, 1100D, 1110DX, 1110DX Pro, 1780, 2222, 360, 380, 381, 405, 415, 419S, 423S, 4612 Travel Mate, 504D, 634D MyLock, 644D, 712T, 734D, 744D MyLock, 888 Compulock, AT2000D, Classmate S-750, HD-1000, HF1012, HF2022, Indigo 14, Indigo 18, Indigo 20, Indigo 4, JD1803, JD1804, JD1806, JD1810, JD1812, JD1814, JD1816, JD1818, JD1822, JH1104, JH1114, JH1118S, L-108, L344 (344), L-392, L-393, NH1612, NH1616, NH1622, QS2250, S-950, TB-12 Thread Banger

Guaranteed to fit Necchi sewing machine models:
FB12

Alternate Part Numbers: 5020405158