{"product_id":"stainless-steel-304-ball-bearings-11mm-60mm-industrial-rolling","title":"Ball Bearings Diameter 11mm - 60mm Stainless Steel 304 Industrial Rolling Bead","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eStainless Steel 304 Ball Bearings — Precision Rolling Elements for Industrial \u0026amp; DIY Applications\u003c\/h2\u003e\n\u003cp\u003eWhen a seized bearing or undersized rolling element brings a project to a halt, finding the exact diameter quickly is what separates a one-hour fix from a multi-day delay. These stainless steel 304 ball bearings are stocked across a continuous diameter range — from 11 mm (0.43 in) up to 60 mm (2.36 in) — so engineers, machinists, and hands-on builders can match the spec without compromise.\u003c\/p\u003e\n\u003cp\u003eEach ball is a solid, single-piece rolling element machined from 304 stainless steel. The full diameter range spans 11 mm through 60 mm (approximately 0.43 in – 2.36 in), with intermediate sizes including 11.11 mm, 12.7 mm, 15.8 mm, 19.05 mm, 25.4 mm, and other precision increments to cover both metric and imperial-equivalent applications. Quantity options of 1, 5, or 10 pieces per order allow flexible purchasing for prototyping or small-batch production.\u003c\/p\u003e\n\u003cp\u003eTypical use cases include replacement rolling elements in ball-bearing assemblies, check-valve seats in fluid systems, load-distribution balls in linear slides, and decorative or functional bead applications in DIY fabrication. The corrosion-resistant alloy makes these stainless steel ball bearings well-suited for moist environments, food-adjacent machinery, and marine-adjacent hardware where carbon steel would corrode prematurely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e Compatible with standard ball-bearing housings, check-valve bodies, and linear-rail assemblies sized to match the selected diameter. Verify bore and seat dimensions before ordering.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Stainless Steel 304 Ball Bearings\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 Stainless Steel Construction\u003c\/strong\u003e — Resists oxidation, mild acids, and moisture without surface treatment, maintaining dimensional integrity over extended service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Diameter Selection (11 mm – 60 mm)\u003c\/strong\u003e — 33 discrete sizes in a single listing cover metric standards and common imperial-equivalent diameters (e.g., 12.7 mm = 1\/2 in, 19.05 mm = 3\/4 in, 25.4 mm = 1 in).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-Ground Spherical Surface\u003c\/strong\u003e — Consistent roundness and surface finish support smooth rolling contact and accurate seating in valve and bearing applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Pack Quantities\u003c\/strong\u003e — Order 1, 5, or 10 pieces per SKU to match prototyping needs or small-production runs without over-purchasing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-Magnetic Grade\u003c\/strong\u003e — 304 stainless is largely non-magnetic in the annealed state, suitable for applications where magnetic interference must be minimized.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Application Range\u003c\/strong\u003e — Suitable for ball-bearing assemblies, check valves, linear guides, caster mechanisms, and decorative hardware fabrication.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Stainless Steel Ball Bearings\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless Steel 304 (UNS S30400)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter Range\u003c\/th\u003e\n\u003ctd\u003e11 mm – 60 mm (approx. 0.43 in – 2.36 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Diameters\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSurface Finish\u003c\/th\u003e\n\u003ctd\u003ePrecision-ground spherical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnetic Properties\u003c\/th\u003e\n\u003ctd\u003eLargely non-magnetic (annealed condition)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003ctd\u003eSuitable for moist, mildly acidic, and food-adjacent environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e1 pcs \/ 5 pcs \/ 10 pcs (select above)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (per piece)\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTolerance Grade\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the correct ball diameter for my bearing assembly?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMeasure the inner race bore or valve seat using a micrometer or digital caliper. The ball diameter should match the seat diameter within the manufacturer's specified tolerance — typically a light interference or clearance fit. If you are replacing worn balls, measure an unworn ball from the same assembly or consult the original equipment specification sheet.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these ball bearings suitable for use in check valves or fluid systems?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. 304 stainless steel offers good resistance to water, mild acids, and many process fluids, making it a common choice for check-valve seats in plumbing, hydraulic, and pneumatic systems. For highly corrosive media (e.g., chloride-rich or strong-acid environments), consider 316 stainless instead and contact us to confirm compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between 304 and 316 stainless steel for ball bearings?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eBoth are austenitic stainless alloys with similar mechanical properties, but 316 adds molybdenum, which significantly improves resistance to chloride pitting and crevice corrosion. For most freshwater, food-processing, and general industrial applications, 304 performs well. For marine, saltwater, or chloride-heavy environments, 316 is the preferred choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use these balls as replacement rolling elements inside a ball bearing race?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese are loose rolling balls, not pre-assembled bearing units. They can replace worn balls inside an open bearing race if the diameter and tolerance grade match the original specification. Verify the required ball grade (e.g., G10, G25, G100) with the bearing manufacturer before substituting, as tolerance grade affects load capacity and noise level.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo the 12.7 mm, 19.05 mm, and 25.4 mm sizes correspond to standard imperial fractions?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes — 12.7 mm equals 1\/2 inch, 19.05 mm equals 3\/4 inch, and 25.4 mm equals 1 inch exactly. These sizes are stocked to serve applications originally specified in imperial units, such as older American machinery, plumbing fittings, and hardware designed to inch standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow should I store unused stainless steel ball bearings to prevent surface damage?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eStore balls in a clean, dry environment away from abrasive particles and dissimilar metals that could cause galvanic corrosion or surface scratching. A sealed container or zip-lock bag with a desiccant packet is sufficient for most workshop conditions. Avoid stacking heavy objects on top of stored balls, as point-contact pressure can cause surface indentation over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat quantity option should I choose for a repair job versus a production run?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eFor a single repair or prototype, the 1-piece option lets you confirm fit and function before committing to more stock. The 5-piece pack suits small batch repairs or keeping a few spares on hand. The 10-piece pack offers a lower per-unit cost and is practical for recurring maintenance schedules or small-volume production where consistent availability matters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your Diameter and Qty above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"11mm \/ 1 pcs","offer_id":52410162610450,"sku":"SSJWRFGQWZ0122x1","price":2.14,"currency_code":"USD","in_stock":true},{"title":"11.11mm \/ 1 pcs","offer_id":52410162643218,"sku":"SSJWRFGQWZ0123x1","price":2.14,"currency_code":"USD","in_stock":true},{"title":"12mm \/ 1 pcs","offer_id":52410162675986,"sku":"SSJWRFGQWZ0124x1","price":2.24,"currency_code":"USD","in_stock":true},{"title":"12.7mm \/ 1 pcs","offer_id":52410162708754,"sku":"SSJWRFGQWZ0125x1","price":2.24,"currency_code":"USD","in_stock":true},{"title":"13mm \/ 1 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