{"product_id":"sandvik-coromant-5857544-threading-insert-10-tpi-acme","title":"Sandvik Coromant 5857544 Threading Insert 10 Tpi Acme","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SANDVIK COROMANT 5857544 is a solid carbide laydown threading insert designed for external Acme thread cutting at 10 threads per inch (TPI). Part of the CoroThread 266 series, this insert carries a PVD-applied TiCrAlN\/TiN coating that provides heat resistance and extended edge life in demanding threading operations. The insert features a right-hand orientation, a 3\/8 inch (9.53 mm) inscribed circle, and a thickness of 5\/32 inch (3.97 mm). It is engineered for use in precision CNC turning applications where Acme thread profiles are required, and is handled by machinists and tooling specialists in production and job-shop environments.\u003c\/p\u003e\n\u003cp\u003eThis insert is suited for external Acme threading operations on CNC lathes and turning centers. The Acme thread standard is commonly used in power transmission applications such as lead screws, vises, and linear actuators. The CoroThread 266 platform is designed for reliable thread-form accuracy and consistent performance across production runs. The F chipbreaker geometry is specified on this insert. This insert is sold individually with a minimum order quantity of 10 units per order.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSolid carbide substrate with PVD TiCrAlN\/TiN coating for wear resistance and thermal stability\u003c\/li\u003e\n  \u003cli\u003eExternal right-hand Acme thread profile at 10 TPI with a 60-degree included angle\u003c\/li\u003e\n  \u003cli\u003e3\/8 inch (9.53 mm) inscribed circle, 5\/32 inch (3.97 mm) thick, 0.1732 inch hole diameter\u003c\/li\u003e\n  \u003cli\u003eF chipbreaker geometry for controlled chip evacuation during threading passes\u003c\/li\u003e\n  \u003cli\u003ePart of the CoroThread 266 series, insert style 266, size code 16\u003c\/li\u003e\n  \u003cli\u003eManufacturer catalog number 266RG-16AC01F100E 1135, grade 1135\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in CoroThread 266 series toolholders that accept size-16 laydown threading inserts with a 0.1732 inch hole diameter. Verify toolholder seat geometry and insert pocket dimensions before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a qualified machinist or tooling technician. Ensure the machine spindle is fully stopped and all power is locked out before seating or removing inserts. Use the appropriate torx or insert-clamping key specified for the CoroThread 266 toolholder to avoid seat damage or insert cracking. Inspect the insert pocket and clamping screw for wear or debris before each insert change.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Style\u003c\/strong\u003e: 266\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Size Code\u003c\/strong\u003e: 16\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Grade\u003c\/strong\u003e: 1135\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: CoroThread 266\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Type\u003c\/strong\u003e: External\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Standard\u003c\/strong\u003e: Acme\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert Hand\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThreads Per Inch\u003c\/strong\u003e: 10 TPI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Angle\u003c\/strong\u003e: 60 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChipbreaker\u003c\/strong\u003e: F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e: 3\/8 inch (9.53 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 5\/32 inch (3.97 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHole Diameter\u003c\/strong\u003e: 0.1732 inch (4.40 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: TiCrAlN\/TiN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating Process\u003c\/strong\u003e: PVD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.11 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23291804\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SANDVIK COROMANT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 5857544\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SANDVIK COROMANT","offers":[{"title":"Default Title","offer_id":51750530416946,"sku":"5857544","price":763.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/ccf231290dee11ab915e377269a06c67_2bb46ec1-e9eb-4db8-b35f-5cfec6482773.jpg?v=1788916255","url":"https:\/\/voomisupply.com\/products\/sandvik-coromant-5857544-threading-insert-10-tpi-acme","provider":"Voomi Supply","version":"1.0","type":"link"}