"These are New Plastic Class 15 Bobbins # 81348 Alternative Part Numbers 301141006, 128478001, 416534101, 6864, 6862, 81348-451, 74762, 176785, SA156, 006049009, 2518T, 006084009, J01322, HP30222, 385096, 386466, P60225, 006066008, 76281.
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