{"product_id":"starrett-86409174-mechanical-outside-micrometer-1-in","title":"Starrett 86409174 Mechanical Outside Micrometer 1 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe STARRETT 86409174 is a mechanical outside micrometer designed for precise linear measurement of external dimensions. It delivers a measurement range of 1 inch with a graduation of 0.0001 inches and an accuracy of 0.000050 inches, making it suitable for high-tolerance inspection work in machining, fabrication, and tool-and-die applications. The ratchet stop thimble provides consistent measuring pressure, reducing operator-to-operator variation. Measuring faces are solid carbide for long service life and wear resistance. The satin chrome finish reduces glare during use. A ring-style lock nut secures the spindle position when a reading needs to be held.\u003c\/p\u003e\n\u003cp\u003eThis micrometer is used in precision measurement tasks across manufacturing, maintenance, and quality control environments. It is appropriate for machinists, tool-and-die makers, maintenance technicians, and metrology professionals who require reliable hand-tool measurement. The flat anvil and solid carbide measuring face make it well suited for measuring round stock, flat stock, and machined part features. It ships with a lock nut and wrench included.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1 inch measurement range with 0.0001 inch graduation for fine-resolution readings\u003c\/li\u003e\n  \u003cli\u003eAccuracy of 0.000050 inches for high-tolerance inspection work\u003c\/li\u003e\n  \u003cli\u003eRatchet stop thimble ensures consistent measuring force across readings\u003c\/li\u003e\n  \u003cli\u003eSolid carbide measuring faces resist wear and extend calibration intervals\u003c\/li\u003e\n  \u003cli\u003eRing-type lock nut holds spindle position while recording measurements\u003c\/li\u003e\n  \u003cli\u003eSatin chrome finish minimizes glare in workshop and inspection lighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard mechanical outside micrometer for general external measurement applications requiring a 1 inch range and 0.0001 inch resolution.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eOutside micrometers require no installation but should be calibrated against a known standard before first use and after any impact or drop. Store the tool with a small gap between the anvil and spindle to prevent thermal expansion damage. Cleaning the measuring faces before each use with a lint-free cloth helps maintain accuracy. Calibration and verification should follow the shop quality plan or applicable metrology standards.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Measurement Range\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGraduation\u003c\/strong\u003e: 0.0001 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: 0.000050 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnvil Type\u003c\/strong\u003e: Flat\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThimble Type\u003c\/strong\u003e: Ratchet Stop\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock Nut Type\u003c\/strong\u003e: Ring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Face Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnvil Diameter\u003c\/strong\u003e: 0.2350 inches (6.00 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpindle Diameter\u003c\/strong\u003e: 0.2350 inches (6.00 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Satin Chrome\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Counter\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes\u003c\/strong\u003e: Lock Nut, Wrench\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.33 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: California Proposition 65\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: STARRETT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 86409174\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"STARRETT","offers":[{"title":"Default Title","offer_id":51542221685042,"sku":"86409174","price":372.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/6db1623b0743c671d91725bc7949e291.jpg?v=1785895557","url":"https:\/\/voomisupply.com\/products\/starrett-86409174-mechanical-outside-micrometer-1-in","provider":"Voomi Supply","version":"1.0","type":"link"}