{"product_id":"spool-cap-medium-part-413051602-husqvarna-viking-pfaff","title":"Spool Cap (Medium) – Part #413051602 | Husqvarna Viking \u0026 Pfaff","description":"\u003cp data-start=\"185\" data-end=\"358\"\u003eMaintain smooth, consistent thread delivery with this \u003cstrong data-start=\"239\" data-end=\"285\"\u003egenuine medium spool cap (Part #413051602)\u003c\/strong\u003e, designed for Husqvarna Viking and Pfaff sewing and embroidery machines.\u003c\/p\u003e\n\u003cp data-start=\"360\" data-end=\"615\"\u003eThis spool cap securely holds your thread spool in place, preventing wobble, tangling, and uneven thread feed. It’s a \u003cstrong data-start=\"478\" data-end=\"510\"\u003esmall but critical component\u003c\/strong\u003e that directly impacts stitch quality—especially when working at higher speeds or with specialty threads.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1s1yvt8\" data-start=\"617\" data-end=\"638\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"621\" data-end=\"638\"\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"639\" data-end=\"911\"\u003e\n\u003cli data-section-id=\"js88td\" data-start=\"639\" data-end=\"687\"\u003e✔️ Genuine OEM Husqvarna Viking \/ Pfaff part\u003c\/li\u003e\n\u003cli data-section-id=\"qhuq3z\" data-start=\"688\" data-end=\"741\"\u003e✔️ Medium size – ideal for standard thread spools\u003c\/li\u003e\n\u003cli data-section-id=\"1uj6n94\" data-start=\"742\" data-end=\"799\"\u003e✔️ Prevents thread tangling, jumping, and uneven feed\u003c\/li\u003e\n\u003cli data-section-id=\"4rsxkf\" data-start=\"800\" data-end=\"856\"\u003e✔️ Improves stitch consistency and tension stability\u003c\/li\u003e\n\u003cli data-section-id=\"vh5of\" data-start=\"857\" data-end=\"911\"\u003e✔️ Quick and easy installation – no tools required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"913\" data-end=\"916\"\u003e\n\u003ch2 data-section-id=\"18fxkdn\" data-start=\"918\" data-end=\"938\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"921\" data-end=\"938\"\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"128zwz4\" data-start=\"940\" data-end=\"999\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"944\" data-end=\"999\"\u003eFits Husqvarna Viking Sewing \u0026amp; Embroidery Machines:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1000\" data-end=\"1268\"\u003e100Q H-Class\u003cbr data-start=\"1012\" data-end=\"1015\"\u003eDesigner Diamond, Diamond Deluxe, Diamond Royale, Epic Series\u003cbr data-start=\"1076\" data-end=\"1079\"\u003eDesigner Ruby, Ruby Deluxe, Ruby Royale\u003cbr data-start=\"1118\" data-end=\"1121\"\u003eEden Rose 250C\u003cbr data-start=\"1135\" data-end=\"1138\"\u003eOpal 650, 670, 690Q\u003cbr data-start=\"1157\" data-end=\"1160\"\u003eSapphire 830, 835, 855, 875, 930, 960Q\u003cbr data-start=\"1198\" data-end=\"1201\"\u003eDesigner Topaz 20, 25, 30, 40, 50\u003cbr data-start=\"1234\" data-end=\"1237\"\u003eTribute 140C\u003cbr data-start=\"1249\" data-end=\"1252\"\u003eBrilliance 75Q\u003c\/p\u003e\n\u003chr data-start=\"1270\" data-end=\"1273\"\u003e\n\u003ch3 data-section-id=\"19b7f5y\" data-start=\"1275\" data-end=\"1323\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1279\" data-end=\"1323\"\u003eFits Pfaff Sewing \u0026amp; Embroidery Machines:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1324\" data-end=\"1472\"\u003eCreative 2.0, 3.0, 4.0, 4.5, Sensation, Sensation Pro, Performance, Vision 5.0, 5.5\u003cbr data-start=\"1407\" data-end=\"1410\"\u003eExpression 4.0, 710\u003cbr data-start=\"1429\" data-end=\"1432\"\u003ePerformance 5.0\u003cbr data-start=\"1447\" data-end=\"1450\"\u003eQuilt Expression 720\u003c\/p\u003e\n\u003chr data-start=\"1474\" data-end=\"1477\"\u003e\n\u003ch2 data-section-id=\"5f5awq\" data-start=\"1479\" data-end=\"1507\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1482\" data-end=\"1507\"\u003eWhy This Part Matters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1509\" data-end=\"1552\"\u003eA missing or incorrect spool cap can cause:\u003c\/p\u003e\n\u003cul data-start=\"1553\" data-end=\"1708\"\u003e\n\u003cli data-section-id=\"1vpkh7t\" data-start=\"1553\" data-end=\"1586\"\u003eThread slipping off the spool\u003c\/li\u003e\n\u003cli data-section-id=\"oy9u6c\" data-start=\"1587\" data-end=\"1631\"\u003eUneven tension and inconsistent stitches\u003c\/li\u003e\n\u003cli data-section-id=\"c5zujb\" data-start=\"1632\" data-end=\"1663\"\u003eThread tangling or snapping\u003c\/li\u003e\n\u003cli data-section-id=\"poamuj\" data-start=\"1664\" data-end=\"1708\"\u003ePoor performance at higher sewing speeds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1710\" data-end=\"1806\"\u003eReplacing your spool cap ensures \u003cstrong data-start=\"1743\" data-end=\"1805\"\u003econtrolled thread delivery and professional stitch quality\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1808\" data-end=\"1811\"\u003e\n\u003ch2 data-section-id=\"elc90z\" data-start=\"1813\" data-end=\"1823\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1816\" data-end=\"1823\"\u003eFAQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1825\" data-end=\"2025\"\u003e\u003cstrong data-start=\"1825\" data-end=\"1882\"\u003eQ: Is this the correct size spool cap for my machine?\u003c\/strong\u003e\u003cbr data-start=\"1882\" data-end=\"1885\"\u003eA: This is a \u003cstrong data-start=\"1898\" data-end=\"1918\"\u003emedium spool cap\u003c\/strong\u003e, ideal for most standard thread spools. Always match the cap size to your spool diameter for best results.\u003c\/p\u003e\n\u003cp data-start=\"2027\" data-end=\"2139\"\u003e\u003cstrong data-start=\"2027\" data-end=\"2063\"\u003eQ: Is this an original OEM part?\u003c\/strong\u003e\u003cbr data-start=\"2063\" data-end=\"2066\"\u003eA: Yes — this is a \u003cstrong data-start=\"2085\" data-end=\"2126\"\u003egenuine Husqvarna Viking \/ Pfaff part\u003c\/strong\u003e (413051602).\u003c\/p\u003e\n\u003cp data-start=\"2141\" data-end=\"2313\"\u003e\u003cstrong data-start=\"2141\" data-end=\"2178\"\u003eQ: Can I sew without a spool cap?\u003c\/strong\u003e\u003cbr data-start=\"2178\" data-end=\"2181\"\u003eA: You can, but it often leads to poor thread control and inconsistent stitching. Using the correct spool cap is highly recommended.\u003c\/p\u003e\u003cdiv style=\"margin-top:32px; padding-top:18px; border-top:1px solid #e5e5e5; font-size:14px; line-height:1.7;\"\u003e\u003cp\u003eLooking for more compatible replacement parts? Browse our \u003ca href=\"https:\/\/threadworks.com\/collections\/parts\"\u003efull sewing machine parts collection\u003c\/a\u003e or shop \u003ca href=\"https:\/\/threadworks.com\/collections\/huskavarna-viking-parts\"\u003eHusqvarna Viking parts\u003c\/a\u003e and \u003ca href=\"https:\/\/threadworks.com\/collections\/pfaff-parts\"\u003ePfaff parts\u003c\/a\u003e to find machine-specific components and accessories.\u003c\/p\u003e\u003c\/div\u003e","brand":"Viking","offers":[{"title":"Default Title","offer_id":45496319541350,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/7872\/8294\/files\/413051602.webp?v=1776729606","url":"https:\/\/threadworks.com\/products\/spool-cap-medium-part-413051602-husqvarna-viking-pfaff","provider":"Thread Works ","version":"1.0","type":"link"}