{"product_id":"value-collection-20151-chrome-steel-ball-8-mm-grade-25","title":"Value Collection 20151 Chrome Steel Ball 8 Mm Grade 25","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 20151 is a Grade 25 chrome steel precision ball with an 8 mm overall diameter. Manufactured to tight tolerances, it features a diameter deviation of 0.00005 inches and a sphericity of 0.000025 inches, placing it in the higher accuracy tiers used in demanding mechanical applications. Rockwell hardness runs 62 to 66 C, giving the ball excellent wear resistance and load-bearing capability. These balls are commonly installed by machinists, maintenance technicians, and precision assembly specialists working in industrial and commercial settings.\u003c\/p\u003e\n\u003cp\u003eGrade 25 chrome steel balls are used across a wide range of applications including linear motion assemblies, ball screws, valves, check valves, pumps, and precision bearings. The 8 mm diameter is a standard metric size suited to both metric-spec equipment and custom assemblies requiring consistent geometry. These balls are sold in a package quantity of 25, making them practical for repair stock, production runs, or replacement inventories.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eGrade 25 precision classification for tight dimensional control\u003c\/li\u003e\n  \u003cli\u003eDiameter deviation of 0.00005 inches for consistent fit in precision bores\u003c\/li\u003e\n  \u003cli\u003eSphericity of 0.000025 inches ensures uniform contact and load distribution\u003c\/li\u003e\n  \u003cli\u003e62 to 66 Rockwell C hardness for strong wear and fatigue resistance\u003c\/li\u003e\n  \u003cli\u003eChrome steel material provides corrosion resistance and surface durability\u003c\/li\u003e\n  \u003cli\u003ePackage of 25 balls per unit, minimum order quantity of 1 package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in metric-spec mechanical assemblies, bearings, valves, and precision motion components requiring an 8 mm Grade 25 chrome steel ball.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by machinists or maintenance technicians familiar with precision mechanical assemblies. Ensure the seating bore or race is clean and free of debris before inserting replacement balls. Handle Grade 25 balls carefully to avoid surface damage that could affect roundness or performance. Follow equipment manufacturer specifications for preload and clearance requirements.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Chrome Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Diameter\u003c\/strong\u003e: 8 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrade\u003c\/strong\u003e: 25\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter Deviation\u003c\/strong\u003e: 0.00005 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSphericity\u003c\/strong\u003e: 0.000025 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness\u003c\/strong\u003e: 62 to 66 Rockwell C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Metric\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 25\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: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 20151\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51693345931570,"sku":"20151","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/04b9338529e88ab930b879d66c86e58b.jpg?v=1788311003","url":"https:\/\/voomisupply.com\/products\/value-collection-20151-chrome-steel-ball-8-mm-grade-25","provider":"Voomi Supply","version":"1.0","type":"link"}