{"product_id":"vmq-silicone-o-ring-cs3-1mm-od105-170mm-rubber-sealing-gasket-2pcs","title":"VMQ Silicone O-Ring CS3.1mm OD105–170mm Rubber Sealing Gasket 2PCS","description":"\n\u003ch2\u003e2PCS VMQ Silicone O-Ring Sealing Gasket — CS3.1mm | OD 105–170mm\u003c\/h2\u003e\n\u003cp\u003eKeep your plumbing connections tight and leak-free with these premium \u003cstrong\u003eVMQ Silicone O-Rings\u003c\/strong\u003e. Each pack contains \u003cstrong\u003e2 pieces\u003c\/strong\u003e of high-quality silicone rubber gaskets with a cross-section diameter of \u003cstrong\u003e3.1mm\u003c\/strong\u003e and outer diameters ranging from \u003cstrong\u003e105mm to 170mm\u003c\/strong\u003e — perfect for a wide variety of home plumbing, industrial, and sealing applications. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose VMQ Silicone?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior Temperature Resistance:\u003c\/strong\u003e VMQ (Vinyl Methyl Silicone) rubber performs reliably across a wide temperature range, from freezing cold to high heat.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Waterproofing:\u003c\/strong\u003e Creates a dependable, watertight seal to prevent leaks in pipes, fittings, valves, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical Resistance:\u003c\/strong\u003e Resists water, oils, and many common household chemicals, ensuring long-lasting durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible \u0026amp; Compressible:\u003c\/strong\u003e Soft, pliable silicone conforms perfectly to mating surfaces for a secure, gapless seal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard Ring Gasket Shape:\u003c\/strong\u003e Universal ring gasket design fits standard plumbing hardware and industrial equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Ouling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e VMQ Silicone Rubber\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross-Section (CS):\u003c\/strong\u003e 3.1mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter (OD):\u003c\/strong\u003e 105mm – 170mm (multiple size options available)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Ring Gasket\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 Pieces per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e Standard O-Ring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome plumbing pipe fittings \u0026amp; connectors\u003c\/li\u003e\n  \u003cli\u003eWater valves, taps, and faucets\u003c\/li\u003e\n  \u003cli\u003eIndustrial pumps and hydraulic systems\u003c\/li\u003e\n  \u003cli\u003eSealing tanks, containers, and enclosures\u003c\/li\u003e\n  \u003cli\u003eAutomotive and mechanical sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100pcs-rubber-pourer-cap-winte-bottle-pour-spout-cover-pour-spouts-caps-bottles-rubber-caps-pourers-dust-covers-caps\"\u003e100pcs Rubber Pourer Cap Bottle Pour Spout Cover \u0026amp; Dust Caps\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-broom-handle-grip-sleeve-22mm-high-elasticity-nonslip-plastic-mop-stick-replacement-end-cap-for-home-cleaning-universal\"\u003e10pcs Broom Handle Grip Sleeve 22mm Nonslip Replacement End Cap\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-no-drill-non-trace-screw-hooks-5-7x5-7cm-thick-adhesive-invisible-picture-hanging-kit-for-photo-frame-keys\"\u003e10pcs No-Drill Adhesive Screw Hooks for Home Use\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does VMQ silicone mean, and why does it matter for O-rings?\u003c\/h4\u003e\n\u003cp\u003eA: VMQ stands for Vinyl Methyl Silicone, a high-performance silicone rubber compound. VMQ silicone O-rings offer excellent flexibility, wide temperature tolerance, and strong resistance to water and common chemicals — making them ideal for reliable sealing in home plumbing and industrial applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available in the CS3.1mm O-ring range?\u003c\/h4\u003e\n\u003cp\u003eA: This listing covers O-rings with a cross-section (CS) of 3.1mm and outer diameters (OD) ranging from 105mm to 170mm. Multiple OD sizes are available so you can select the exact dimension needed for your fitting or pipe connection.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can these silicone O-rings be used for hot water plumbing?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! VMQ silicone rubber is well-suited for hot water applications due to its broad temperature resistance. It maintains a secure, watertight seal even when exposed to hot water in pipes, valves, and fittings.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many O-rings come in each pack?\u003c\/h4\u003e\n\u003cp\u003eA: Each pack contains 2 VMQ silicone O-ring gaskets of the same selected size, giving you a spare on hand for future maintenance or replacement needs.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does VMQ silicone mean, and why does it matter for O-rings?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"VMQ stands for Vinyl Methyl Silicone, a high-performance silicone rubber compound. 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