{"product_id":"singer-bobbin-case-51045-fits-singer-juki-sewing-machines-oem-replacement","title":"Singer Bobbin Case 51045 | Fits Singer \u0026 Juki Sewing Machines OEM Replacement","description":"\u003cp data-start=\"403\" data-end=\"504\"\u003e\u003cstrong data-start=\"403\" data-end=\"504\"\u003eFix thread bunching, tension issues, and inconsistent stitching with the correct OEM bobbin case.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"506\" data-end=\"701\"\u003eThe \u003cstrong data-start=\"510\" data-end=\"546\"\u003eSinger Bobbin Case (Part #51045)\u003c\/strong\u003e is a precision replacement designed to restore proper stitch formation and smooth operation across a wide range of Singer and select Juki sewing machines.\u003c\/p\u003e\n\u003cp data-start=\"703\" data-end=\"929\"\u003eIf your machine is experiencing \u003cstrong data-start=\"735\" data-end=\"788\"\u003ebird nesting, skipped stitches, or uneven tension\u003c\/strong\u003e, a worn or incorrect bobbin case is often the cause. This OEM-style replacement ensures your machine returns to clean, consistent stitching.\u003c\/p\u003e\n\u003chr data-start=\"931\" data-end=\"934\"\u003e\n\u003ch3 data-section-id=\"472omk\" data-start=\"936\" data-end=\"959\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"943\" data-end=\"959\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"960\" data-end=\"1193\"\u003e\n\u003cli data-section-id=\"1jx1bjq\" data-start=\"960\" data-end=\"1005\"\u003e✔ \u003cstrong data-start=\"964\" data-end=\"1003\"\u003eOEM-quality Singer replacement part\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rehdyq\" data-start=\"1006\" data-end=\"1053\"\u003e✔ Precision fit for accurate bobbin tension\u003c\/li\u003e\n\u003cli data-section-id=\"1xjfwut\" data-start=\"1054\" data-end=\"1107\"\u003e✔ Eliminates thread bunching and skipped stitches\u003c\/li\u003e\n\u003cli data-section-id=\"1ha7ido\" data-start=\"1108\" data-end=\"1140\"\u003e✔ Direct drop-in replacement\u003c\/li\u003e\n\u003cli data-section-id=\"s9hgei\" data-start=\"1141\" data-end=\"1193\"\u003e✔ Durable construction for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1195\" data-end=\"1198\"\u003e\n\u003ch3 data-section-id=\"1aqhhpk\" data-start=\"1200\" data-end=\"1238\"\u003e\u003cspan role=\"text\"\u003e✅ \u003cstrong data-start=\"1206\" data-end=\"1238\"\u003eGuaranteed Fit Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"1240\" data-end=\"1281\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1281\"\u003eFits Juki Sewing Machine Models:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1282\" data-end=\"1298\"\u003eHZL-27Z, HZL-35Z\u003c\/p\u003e\n\u003chr data-start=\"1300\" data-end=\"1303\"\u003e\n\u003ch4 data-start=\"1305\" data-end=\"1348\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1310\" data-end=\"1348\"\u003eFits Singer Sewing Machine Models:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp data-start=\"1349\" data-end=\"1799\"\u003e2639, 2662, 5625, 7258 Stylist, 7285Q Patchwork*, 7412, 7470 Companion, 7422 Advance, 7424, 7426, 7430, 7436 Ingenuity, 7442, 7444, 7446, 7462, 7463 Confidence, 7464, 7465 Confidence, 7466, 7467 Confidence, 7468, 7469, 7469Q Confidence Quilter, 7563, 7470 Confidence, 8763 Curvy, 8770 Curvy, 8780 Curvy, CE-100 (Futura), CE-150 Futura III, CE-250 Futura III, CE-350 Futura III, Experience 160, Quantum Futura CE-200, S800, SES1000, SES2000 Futura III\u003c\/p\u003e\n\u003chr data-start=\"1801\" data-end=\"1804\"\u003e\n\u003ch3 data-section-id=\"g82wct\" data-start=\"1806\" data-end=\"1839\"\u003e\u003cspan role=\"text\"\u003e🔁 \u003cstrong data-start=\"1813\" data-end=\"1839\"\u003eAlternate Part Numbers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1840\" data-end=\"1872\"\u003e40051097, 086132, 087061, 051045\u003c\/p\u003e\n\u003chr data-start=\"1874\" data-end=\"1877\"\u003e\n\u003ch3 data-section-id=\"1flhw5z\" data-start=\"1879\" data-end=\"1935\"\u003e\u003cspan role=\"text\"\u003e⚠️ \u003cstrong data-start=\"1886\" data-end=\"1935\"\u003eIMPORTANT FITMENT NOTE (READ BEFORE PURCHASE)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1937\" data-end=\"1975\"\u003eFor \u003cstrong data-start=\"1941\" data-end=\"1974\"\u003eSinger 7285Q Patchwork models\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp data-start=\"1977\" data-end=\"2093\"\u003e👉 There are \u003cstrong data-start=\"1990\" data-end=\"2054\"\u003eTWO different bobbin cases used depending on production date\u003c\/strong\u003e\u003cbr data-start=\"2054\" data-end=\"2057\"\u003e👉 These \u003cstrong data-start=\"2066\" data-end=\"2093\"\u003eARE NOT interchangeable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2095\" data-end=\"2227\"\u003e\n\u003cli data-section-id=\"1ej3nb\" data-start=\"2095\" data-end=\"2172\"\u003eIf your bobbin case has a \u003cstrong data-start=\"2123\" data-end=\"2140\"\u003esmooth center\u003c\/strong\u003e, you need: \u003cstrong data-start=\"2152\" data-end=\"2170\"\u003ePart #68009436\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15dvc07\" data-start=\"2173\" data-end=\"2227\"\u003eIf it matches this style, then \u003cstrong data-start=\"2206\" data-end=\"2227\"\u003e#51045 is correct\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2229\" data-end=\"2290\"\u003e\u003cstrong data-start=\"2229\" data-end=\"2290\"\u003eAlways compare your existing bobbin case before ordering.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"2292\" data-end=\"2295\"\u003e\n\u003ch3 data-section-id=\"erelw8\" data-start=\"2297\" data-end=\"2332\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2304\" data-end=\"2332\"\u003eCommon Issues This Fixes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2333\" data-end=\"2490\"\u003e\n\u003cli data-section-id=\"16t50br\" data-start=\"2333\" data-end=\"2385\"\u003eThread bunching underneath fabric (bird nesting)\u003c\/li\u003e\n\u003cli data-section-id=\"qr0hra\" data-start=\"2386\" data-end=\"2426\"\u003eLoose or inconsistent bobbin tension\u003c\/li\u003e\n\u003cli data-section-id=\"1t4xbdr\" data-start=\"2427\" data-end=\"2447\"\u003eSkipped stitches\u003c\/li\u003e\n\u003cli data-section-id=\"1wmvlhe\" data-start=\"2448\" data-end=\"2490\"\u003eMachine not forming stitches correctly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2492\" data-end=\"2574\"\u003eReplacing the bobbin case is one of the \u003cstrong data-start=\"2532\" data-end=\"2556\"\u003emost effective fixes\u003c\/strong\u003e for these issues.\u003c\/p\u003e\n\u003chr data-start=\"2576\" data-end=\"2579\"\u003e\n\u003ch3 data-section-id=\"52h6ra\" data-start=\"2581\" data-end=\"2610\"\u003e\u003cspan role=\"text\"\u003e⚠️ \u003cstrong data-start=\"2588\" data-end=\"2610\"\u003eInstallation Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2611\" data-end=\"2766\"\u003e\n\u003cli data-section-id=\"1f6vk88\" data-start=\"2611\" data-end=\"2669\"\u003eClean lint and debris from hook area before installing\u003c\/li\u003e\n\u003cli data-section-id=\"2ye2jo\" data-start=\"2670\" data-end=\"2715\"\u003eInsert bobbin correctly after replacement\u003c\/li\u003e\n\u003cli data-section-id=\"1ardsqp\" data-start=\"2716\" data-end=\"2766\"\u003eAvoid adjusting tension screw unless necessary\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2768\" data-end=\"2771\"\u003e\n\u003ch3 data-section-id=\"h5aizq\" data-start=\"2773\" data-end=\"2809\"\u003e\u003cspan role=\"text\"\u003e🚀 \u003cstrong data-start=\"2780\" data-end=\"2809\"\u003eWhy Buy from ThreadWorks?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2810\" data-end=\"2984\"\u003e\n\u003cli data-section-id=\"47pis4\" data-start=\"2810\" data-end=\"2854\"\u003e✔ Trusted source for Singer \u0026amp; Juki parts\u003c\/li\u003e\n\u003cli data-section-id=\"cvd03f\" data-start=\"2855\" data-end=\"2902\"\u003e✔ OEM-quality — no cheap aftermarket issues\u003c\/li\u003e\n\u003cli data-section-id=\"1me5m5b\" data-start=\"2903\" data-end=\"2937\"\u003e✔ Fast shipping on orders $75+\u003c\/li\u003e\n\u003cli data-section-id=\"sa0e9y\" data-start=\"2938\" data-end=\"2984\"\u003e✔ Real technician support if you need help\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Singer","offers":[{"title":"Default Title","offer_id":45519931179110,"sku":null,"price":27.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/7872\/8294\/files\/087061-top.jpg?v=1776729547","url":"https:\/\/threadworks.com\/products\/singer-bobbin-case-51045-fits-singer-juki-sewing-machines-oem-replacement","provider":"Thread Works ","version":"1.0","type":"link"}