{"product_id":"spi-ms170309050-electronic-outside-micrometer-2-in-ip54","title":"Spi MS170309050 Electronic Outside Micrometer 2 in IP54","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SPI MS170309050 is an electronic outside micrometer designed for high-precision linear measurement in shop, field, and inspection environments. It measures from 0 to 2 inches with a resolution of 0.000050 inches and an accuracy of 0.000200 inches, making it suitable for close-tolerance work in machining, fabrication, and mechanical trades. The measuring faces are carbide-tipped for extended wear resistance. A friction thimble provides consistent measuring force to reduce operator-induced error. The unit carries an IP54 rating, offering protection against dust ingress and splash exposure in typical shop conditions.\u003c\/p\u003e\n\u003cp\u003eThis micrometer is suited for machinists, toolmakers, quality-control technicians, and mechanical contractors who require traceable dimensional verification. It supports both absolute and incremental measuring modes, allowing flexible use across setup, in-process, and final inspection tasks. The unit ships calibrated with a NIST traceability certification included, meeting common quality-system documentation requirements without additional calibration steps at incoming inspection.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic digital readout with 0.000050-inch resolution and 0.000200-inch accuracy\u003c\/li\u003e\n  \u003cli\u003eCarbide-tipped measuring faces for durability and wear resistance\u003c\/li\u003e\n  \u003cli\u003eIP54-rated for dust and splash protection in shop environments\u003c\/li\u003e\n  \u003cli\u003eSupports absolute and incremental measuring modes\u003c\/li\u003e\n  \u003cli\u003eFriction thimble for repeatable, consistent measuring force\u003c\/li\u003e\n  \u003cli\u003eShips calibrated with NIST traceability certification and LR44 battery included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for standard outside-diameter and flat-surface measurement applications up to 2 inches, compatible with typical quality-system workflows requiring NIST-traceable instrumentation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstalled and used by machinists, metrologists, and mechanical tradespeople requiring traceable dimensional measurement. Store the micrometer with the spindle backed off from the anvil to prevent spring fatigue and face damage. Clean measuring faces with a lint-free cloth before use; avoid contact with abrasives or solvents that may degrade the carbide tips. Replace the LR44 battery when the low-battery indicator activates to maintain measurement accuracy.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicrometer Type\u003c\/strong\u003e: Standard Outside Micrometer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Measurement\u003c\/strong\u003e: 2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Measurement\u003c\/strong\u003e: 25.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e: 0.000050 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: 0.000200 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Face Material\u003c\/strong\u003e: Carbide-Tipped\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThimble Type\u003c\/strong\u003e: Friction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThroat Depth\u003c\/strong\u003e: 1.26 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIP Rating\u003c\/strong\u003e: IP54\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMeasuring Modes\u003c\/strong\u003e: Absolute and Incremental\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalibrated\u003c\/strong\u003e: Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTraceability Certification\u003c\/strong\u003e: NIST\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery\u003c\/strong\u003e: LR44 (included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions\u003c\/strong\u003e: 8.67 inches L x 4.53 inches W x 1.78 inches H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.99 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: MS170309050\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SPIROTHERM","offers":[{"title":"Default Title","offer_id":51692103663922,"sku":"MS170309050","price":140.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/fa90a202e49080592fbcfab5c1340eca.jpg?v=1788293158","url":"https:\/\/voomisupply.com\/products\/spi-ms170309050-electronic-outside-micrometer-2-in-ip54","provider":"Voomi Supply","version":"1.0","type":"link"}