{"product_id":"spi-29-473-6-class-zz-plus-plug-gage-0-473-in-steel","title":"Spi 29-473-6 Class Zz Plus Plug Gage 0.473 in Steel","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SPI 29-473-6 is a Class ZZ Plus plug gage designed for go\/no-go dimensional inspection of bored holes, drilled passages, and precision-machined openings with a nominal diameter of 0.473 inches. Built from steel, it holds a tolerance of 0.0002 inches, meeting Class ZZ Plus standards for workshop-grade gauging work. Machinists, tool-and-die makers, and quality control technicians use this type of gage to verify hole size acceptance without relying on calipers or micrometers alone. The tight tolerance makes it suitable for production floor inspection where repeatable, fast results are required.\u003c\/p\u003e\n\u003cp\u003eThis plug gage is applied in machine shops, fabrication facilities, and manufacturing environments where hole diameter verification is part of incoming inspection, in-process quality checks, or final acceptance testing. It is suited for use on steel, aluminum, and other common workpiece materials. The 0.473-inch nominal diameter targets mid-range precision bores encountered in general machining and light industrial applications.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eClass ZZ Plus tolerance rating for workshop-grade dimensional inspection\u003c\/li\u003e\n  \u003cli\u003e0.473-inch nominal diameter with 0.0002-inch tolerance\u003c\/li\u003e\n  \u003cli\u003eSteel construction for durability and dimensional stability\u003c\/li\u003e\n  \u003cli\u003eCompact and lightweight at 0.2 pounds for easy single-hand use\u003c\/li\u003e\n  \u003cli\u003eDesigned for fast go\/no-go pass-fail hole checking on the production floor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard Class ZZ Plus plug gage for use in general machining and manufacturing quality inspection applications requiring a 0.473-inch nominal hole diameter check.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003ePlug gages are handled and used by machinists or quality technicians and do not require power or mechanical installation. Clean both the gage and the workpiece bore before use to prevent debris from causing false readings or gage wear. Store the gage in its protective case when not in use to preserve the lapped surfaces and maintain calibration accuracy. Periodic recalibration against certified masters is recommended per your facility quality management procedures.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter of Measurement\u003c\/strong\u003e: 0.473 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTolerance\u003c\/strong\u003e: 0.0002 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGage Class\u003c\/strong\u003e: ZZ Plus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.2 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: 29-473-6\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SPIROTHERM","offers":[{"title":"Default Title","offer_id":51707580547378,"sku":"29-473-6","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3b4fd5560287db9c6bcb2fd414f2b3e0.jpg?v=1788441055","url":"https:\/\/voomisupply.com\/products\/spi-29-473-6-class-zz-plus-plug-gage-0-473-in-steel","provider":"Voomi Supply","version":"1.0","type":"link"}