{"product_id":"premium-replacement-fixed-knife-540760-for-singer-491d-591-601d-sewing-machine","title":"Fixed Knife 540760 for Singer 491D, 591, 601D Sewing Machine","description":"\u003cp\u003eFixed Knife (Part #540760). As a vital component of your machine's underbed thread trimming system, this stationary blade provides the sharp, stable edge necessary for crisp thread cuts at the end of every seam.\u003c\/p\u003e\n\n\u003cp\u003eCompatible Singer Models:\u003cbr\u003e\nThis fixed knife is precision-engineered for the following Singer Industrial Sewing Machines:\u003c\/p\u003e\n\n\u003cp\u003eSinger 491D\u003c\/p\u003e\n\n\u003cp\u003eSinger 591\u003c\/p\u003e\n\n\u003cp\u003eSinger 601D\u003c\/p\u003e\n\n\u003cp\u003eKey Features:\u003cbr\u003e\nHigh-Carbon Steel: Crafted from premium-grade hardened steel to maintain a razor-sharp edge through thousands of trimming cycles.\u003c\/p\u003e\n\n\u003cp\u003eBurr-Free Cutting: Designed with a smooth, polished surface to prevent thread snagging and ensure a clean shear against the moving knife.\u003c\/p\u003e\n\n\u003cp\u003eOEM Fit \u0026amp; Function: Manufactured to exact specifications for Part #540760, ensuring perfect alignment with the trimming mechanism.\u003c\/p\u003e\n\n\u003cp\u003eWear Resistant: Built to withstand the heat and friction of high-speed industrial production environments.\u003c\/p\u003e","brand":"Universal","offers":[{"title":"Default Title","offer_id":48307149930745,"sku":"540760","price":12.83,"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-fixed-knife-540760-for-singer-491d-591-601d-sewing-machine","provider":"Empenzo Americas Corp.","version":"1.0","type":"link"}