{"product_id":"juki-13729769-bobbin-case-assembly","title":"JUKI 13729769 Bobbin Case Assembly","description":"\u003ch2\u003eJUKI 13729769 Bobbin Case Assembly\u003c\/h2\u003e\n\u003cp\u003eJUKI spare part 13729769: Bobbin Case Assembly. This is the case that holds the bobbin inside the hook and applies tension to the bottom thread. JUKI includes it in its parts kit for the JUKI LBH-1790A.\u003c\/p\u003e\n\u003cp\u003eThe tension spring and screw in the case decide how freely the bobbin thread unwinds, so the bobbin case is directly involved in stitch balance.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJUKI part number: \u003cstrong\u003e13729769\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart name: Bobbin Case Assembly\u003c\/li\u003e\n\u003cli\u003eType: Bobbin Case\u003c\/li\u003e\n\u003cli\u003eQuantity in the JUKI kit \u003ca href=\"\/es\/products\/spare-parts-kit?variant=45911281369253\"\u003e40164483\u003c\/a\u003e (LBH-1790A): 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFits these JUKI machines\u003c\/h3\u003e\n\u003cp\u003eJUKI's parts kit sheets list part 13729769 for: JUKI LBH-1790A.\u003c\/p\u003e\n\u003cp\u003eThe machine names are written the way JUKI writes them.\u003c\/p\u003e\n\u003ch3\u003eWhen to replace it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBottom thread tension is uneven or cannot be set correctly\u003c\/li\u003e\n\u003cli\u003eThread nests or snags in the case\u003c\/li\u003e\n\u003cli\u003eThe case or its tension spring is burred, dented or worn\u003c\/li\u003e\n\u003cli\u003eThe bobbin does not sit or turn smoothly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeep the case free of lint and thread ends, and adjust the tension to the thread you are sewing with.\u003c\/p\u003e\n\u003ch3\u003eChoosing the right part\u003c\/h3\u003e\n\u003cp\u003eBobbin cases are made for a specific hook and bobbin size, and there are versions with extra features, for example a spring that stops the bobbin from spinning on after the machine stops.\u003c\/p\u003e\n\u003ch3\u003eIncluded in these JUKI kits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/spare-parts-kit?variant=45911281369253\"\u003eSpare Parts Kit - JUKI LBH-1790A\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuestions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a bobbin case from another machine?\u003c\/strong\u003e\u003cbr\u003eOnly if it has the same JUKI part number. A case for a different hook size will not seat or hold tension correctly.\u003c\/p\u003e","brand":"PRIZZI SEWING MACHINE CO.","offers":[{"title":"Default Title","offer_id":50685006348453,"sku":"JUK-13729769","price":77.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/7593\/5397\/files\/bobbin_case_v2.png?v=1792259052","url":"https:\/\/prizzisewing.com\/es\/products\/juki-13729769-bobbin-case-assembly","provider":"PRIZZI SEWING MACHINE CO.","version":"1.0","type":"link"}