{"product_id":"premium-replacement-needle-bar-502906-502993-for-singer-457g-457u-sewing-machine","title":"Needle Bar 502906=502993 for Singer 457G, 457U Sewing Machine","description":"\u003cp\u003eNeedle Bar (502906 \/ 502993) for Singer 457G \u0026amp; 457U\u003cbr\u003e\nRestore factory-standard timing and needle stability with the Premium Needle Bar (Part #502906 \/ 502993). Specifically engineered for the Singer 457G and 457U industrial series, this high-precision component is the backbone of your machine's needle reciprocating system.\u003c\/p\u003e\n\n\u003cp\u003eKey Features \u0026amp; Benefits\u003cbr\u003e\nOptimized for Zig-Zag Motion: Specifically designed to withstand the lateral stresses and high-speed oscillation of the Singer 457 series' zig-zag and 3-step mechanisms.\u003c\/p\u003e\n\n\u003cp\u003eSuperior Hardened Steel: Manufactured from premium-grade alloy steel and heat-treated for maximum surface hardness. This prevents the \"scarring\" or \"pitting\" that often occurs from the set screws of needle bar thread guides.\u003c\/p\u003e\n\n\u003cp\u003ePrecision Ground \u0026amp; Polished: Finished to microscopic tolerances to ensure a smooth, low-friction fit within the needle bar bushings, reducing heat buildup and mechanical drag at high SPM (stitches per minute).\u003c\/p\u003e\n\n\u003cp\u003ePart Supersession (502906 = 502993): This part replaces the older model number 502906 with the updated 502993 specifications, ensuring compatibility with both classic and modern iterations of the 457G\/U frame.\u003c\/p\u003e","brand":"Universal","offers":[{"title":"Default Title","offer_id":48307118113017,"sku":"502906","price":17.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/6733\/3113\/files\/Singer_Premium_Replacement_Parts.jpg?v=1776585850","url":"https:\/\/empenzoamericas.com\/products\/premium-replacement-needle-bar-502906-502993-for-singer-457g-457u-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}