{"product_id":"kansai-special-05-4290-0-upper-knife","title":"Kansai Special 05-4290-0 Upper Knife","description":"\u003ch2\u003eKansai Special 05-4290-0 Upper Knife\u003c\/h2\u003e\n\u003cp\u003eKansai Special spare part 05-4290-0: Upper Knife. This is one replaceable cutting blade, clamped or screwed into its holder. This part appears in the Kansai Special parts books for FX.\u003c\/p\u003e\n\u003cp\u003eThe cutting pair of an overlock or chainstitch machine wears with every seam it trims. A dull or chipped blade shows first as frayed edges and thread ends left hanging.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKansai Special part number: \u003cstrong\u003e05-4290-0\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart name: Upper Knife\u003c\/li\u003e\n\u003cli\u003eShort form of the number: 05-429\u003c\/li\u003e\n\u003cli\u003eType: Knives \u0026amp; Cutters\u003c\/li\u003e\n\u003cli\u003eKansai Special parts books that list this part: FX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoosing the right part\u003c\/h3\u003e\n\u003cp\u003eRead the name for the position (upper or lower) and the side (left or right), and watch for a chain cutter, which does a different job from the knives that trim the fabric. Then confirm the part number.\u003c\/p\u003e\n\u003ch3\u003eWhen to replace it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThere are chips or nicks along the cutting edge\u003c\/li\u003e\n\u003cli\u003eThe fabric edge frays or is cut unevenly\u003c\/li\u003e\n\u003cli\u003eThe cutting edge looks rounded or shiny instead of sharp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSwitch the machine off and unplug it before you start. Set the knife pressure and timing as the manual for your machine describes, and turn the handwheel by hand through a full stitch before the first run.\u003c\/p\u003e\n\u003ch3\u003eMore Kansai Special parts for the same machines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/kansai-special-05-3760-0-leaf-spring-upper\"\u003eKansai Special 05-3760-0 Leaf Spring (Upper)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/kansai-special-87-1000-0-bolt\"\u003eKansai Special 87-1000-0 Bolt\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/kansai-special-05-3770-0-leaf-spring-lower\"\u003eKansai Special 05-3770-0 Leaf Spring (Lower)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/es\/products\/kansai-special-05-3930-0-plate\"\u003eKansai Special 05-3930-0 Plate\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrowse \u003ca href=\"\/es\/collections\/kansai-special-knives-and-cutters\"\u003eKansai Special knives \u0026amp; cutters\u003c\/a\u003e, or see \u003ca href=\"\/es\/collections\/kansai-special-spare-parts\"\u003eKansai Special spare parts\u003c\/a\u003e.\u003c\/p\u003e","brand":"PRIZZI SEWING MACHINE CO.","offers":[{"title":"Default Title","offer_id":51105711554725,"sku":"KAN-05-429","price":60.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/7593\/5397\/files\/kp_knife_v2.png?v=1793912220","url":"https:\/\/prizzisewing.com\/es\/products\/kansai-special-05-4290-0-upper-knife","provider":"PRIZZI SEWING MACHINE CO.","version":"1.0","type":"link"}