{"product_id":"spi-cms220519020-electronic-ball-anvil-micrometer","title":"Spi CMS220519020 Electronic Ball Anvil Micrometer","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SPI CMS220519020 is an electronic ball anvil micrometer designed for precise outside-diameter and curved-surface measurements in industrial and metrology applications. It features a ball anvil paired with a flat spindle, allowing technicians to measure the wall thickness of tubes, curved parts, and other non-flat workpieces with high accuracy. The unit covers a measurement range of 0 to 1 inch with a resolution of 0.0001 inch and an accuracy rating of plus or minus 0.0001 inch. A ratchet thimble delivers consistent measuring force, and the digital counter readout eliminates manual interpolation of graduated lines.\u003c\/p\u003e\n\u003cp\u003eThis micrometer is suited for quality control, inspection, and manufacturing environments where curved or spherical contact surfaces are required. Typical users include machinists, tool-and-die makers, metrology technicians, and precision fabrication shops. The instrument is calibrated to ASME B89.1.13 standards, making it appropriate for environments that require traceable measurements. The rotating spindle and positive lock nut allow repeatable readings when measuring production parts or performing incoming inspection.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic digital readout with 0.0001 inch resolution eliminates visual interpolation errors\u003c\/li\u003e\n  \u003cli\u003eBall anvil (6.5 mm diameter, carbide) and flat spindle (6.5 mm diameter, SUS420F stainless steel) for curved-surface measurement\u003c\/li\u003e\n  \u003cli\u003eRatchet thimble provides consistent, repeatable measuring force\u003c\/li\u003e\n  \u003cli\u003ePositive lock nut secures the spindle position for transfer measurements\u003c\/li\u003e\n  \u003cli\u003eRotating spindle design for flexible part engagement\u003c\/li\u003e\n  \u003cli\u003eFactory calibrated and compliant with ASME B89.1.13 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a direct-use precision measuring instrument for general industrial and metrology applications requiring ball anvil contact geometry on curved or cylindrical workpieces. No additional adapter or replacement fitment information was specified.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eThis instrument is used by metrology and inspection personnel and does not require mechanical installation. Store in the supplied case when not in use and avoid contact between the measuring faces and abrasive surfaces. Calibrate at regular intervals per your facility quality program and in accordance with ASME B89.1.13 to maintain measurement traceability. Do not overtighten the lock nut or apply force beyond the ratchet stop, as this may affect calibration.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e: 0 to 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e: 0.0001 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: 0.0001 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGraduation\u003c\/strong\u003e: 0.0001\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperation Type\u003c\/strong\u003e: Electronic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnvil Type\u003c\/strong\u003e: Ball\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnvil Diameter\u003c\/strong\u003e: 6.5 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnvil Material\u003c\/strong\u003e: Carbide\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpindle Type\u003c\/strong\u003e: Flat\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpindle Diameter\u003c\/strong\u003e: 6.5 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpindle Material\u003c\/strong\u003e: SUS420F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThimble Type\u003c\/strong\u003e: Ratchet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock Nut Type\u003c\/strong\u003e: Positive\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Counter\u003c\/strong\u003e: Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRotating Spindle\u003c\/strong\u003e: Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalibrated\u003c\/strong\u003e: Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: ASME B89.1.13\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 7 inches (L) x 3.4 inches (W) x 0.97 inches (H)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.85 pounds\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: SPI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: CMS220519020\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SPIROTHERM","offers":[{"title":"Default Title","offer_id":51712787644722,"sku":"CMS220519020","price":362.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3bbfad0172d1ae0a7d9ebbaf3dc4eea9_26ffc06e-32a2-42c9-af81-cc59d4357b97.jpg?v=1788488602","url":"https:\/\/voomisupply.com\/products\/spi-cms220519020-electronic-ball-anvil-micrometer","provider":"Voomi Supply","version":"1.0","type":"link"}