Brother LS400, PC4000, PC5000, PC6000, PC7000, PC7500, PE100, PS1000, PS1250, PS1500 PS1800, PS1900, PS1950, PS2100, XL3000, B349, B351, B352, Compal Opus 845, Sonota 6680c – Babylock BL2150, BL3800, BL6150, BL6200, BL6600, BL6700, BL9500, EM1, ESI, ESI2, ESL, – Bernina Deco 500, 600 and 650, *Spring that swings over top of bobbin to cut thread may have to be bent up slightly for thread cutter to work correctly. Alternative numbers X53513151, X57035351, X57477051