{"product_id":"50pcs-red-vmq-silicone-o-rings-cs1-5mm-od13-5-20mm-gasket-seals","title":"50PCS Red VMQ Silicone O-Rings CS1.5mm OD13.5–20mm Gasket Seals","description":"\u003ch2\u003e50-Pack Red VMQ Silicone O-Rings — Reliable Sealing for Machinery \u0026amp; Plumbing\u003c\/h2\u003e\n\u003cp\u003eKeep your systems leak-free with these premium \u003cstrong\u003eRed VMQ Silicone O-Rings\u003c\/strong\u003e. Each pack contains \u003cstrong\u003e50 pieces\u003c\/strong\u003e with a cross-section of \u003cstrong\u003eCS 1.5mm\u003c\/strong\u003e and outer diameters ranging from \u003cstrong\u003eOD 13.5mm to 20mm\u003c\/strong\u003e. Manufactured from high-grade VMQ silicone rubber, these ring gaskets deliver excellent elasticity, temperature resistance, and long-lasting compression set performance — making them the go-to sealing solution for both professional and DIY applications.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Premium VMQ Silicone Rubber — odorless, non-toxic, and chemically stable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red — easy to spot during installation and maintenance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross-Section (CS):\u003c\/strong\u003e 1.5mm for a precise, uniform seal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOuter Diameter (OD):\u003c\/strong\u003e 13.5mm to 20mm — multiple sizes included in one convenient pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 50 pieces per lot — great value for workshops, maintenance crews, and hobbyists\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Standard ring gasket for universal compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh elasticity\u003c\/strong\u003e ensures a snug fit and effective seal across a wide range of groove dimensions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature resistant\u003c\/strong\u003e — performs reliably across a broad operating temperature range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePlumbing pipe joints and fittings\u003c\/li\u003e\n  \u003cli\u003eHydraulic and pneumatic systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial machinery and equipment seals\u003c\/li\u003e\n  \u003cli\u003eAutomotive fluid systems and fuel lines\u003c\/li\u003e\n  \u003cli\u003eWater pumps and valves\u003c\/li\u003e\n  \u003cli\u003eDIY home repair and maintenance projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOuling\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVMQ Silicone Rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCross-Section (CS)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOuter Diameter (OD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.5mm – 20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRing Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-20mm-diamond-flat-grinding-wheel-dry-and-wet-use-heavy-duty-concrete-grinder-wheel-blue-vacuum-brazed\"\u003e10\/20mm Diamond Flat Grinding Wheel Dry and Wet Use Heavy Duty Concrete Grinder Wheel\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 sizes of O-rings are included in this 50-piece lot?\u003c\/h4\u003e\n\u003cp\u003eA: This pack contains red VMQ silicone O-rings with a cross-section (CS) of 1.5mm and outer diameters (OD) ranging from 13.5mm to 20mm. The exact size assortment within this OD range is included in the lot, giving you multiple dimensions for various sealing tasks.\u003c\/p\u003e\n\u003ch4\u003eQ: What is VMQ silicone rubber and why is it used for O-rings?\u003c\/h4\u003e\n\u003cp\u003eA: VMQ stands for Vinyl Methyl Silicone, a type of silicone rubber known for its outstanding elasticity, wide temperature tolerance, and chemical stability. It is commonly used in O-rings and gaskets for plumbing, machinery, and automotive applications because it maintains its sealing properties under demanding conditions without degrading quickly.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these O-rings suitable for both water and oil applications?\u003c\/h4\u003e\n\u003cp\u003eA: VMQ silicone O-rings perform well in water, steam, and mild oil environments. They are widely used in plumbing joints, hydraulic systems, and general machinery sealing. For heavy petroleum or fuel exposure, always verify compatibility with your specific fluid type before installation.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I choose the right O-ring size for my application?\u003c\/h4\u003e\n\u003cp\u003eA: To select the correct O-ring, measure the groove's inner diameter and the groove width (cross-section). The O-ring's OD should match the groove diameter, and the CS should match the groove width for a proper compression fit. These standard-sized VMQ O-rings are compatible with most machinery and plumbing fittings designed around 1.5mm cross-section grooves.\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 sizes of O-rings are included in this 50-piece lot?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This pack contains red VMQ silicone O-rings with a cross-section (CS) of 1.5mm and outer diameters (OD) ranging from 13.5mm to 20mm. 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