{"product_id":"kf-vacuum-clamp-flange-centering-ring-nbr-fkm-o-ring-seal-pipe-fitting","title":"KF Vacuum Clamp Flange Centering Ring with NBR\/FKM O-Ring Seal","description":"\u003cp\u003eAchieve airtight, leak-free connections in your vacuum system with this \u003cstrong\u003eKF Vacuum Flange Centering Ring and O-Ring Seal Set\u003c\/strong\u003e. Available in KF10, KF16, KF25, KF40, and KF50 sizing, these fittings are engineered for precision and durability — whether you're outfitting a homebrew lab, a semiconductor fabrication setup, or an industrial vacuum processing line.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Size Options:\u003c\/strong\u003e Fits KF10, KF16, KF25, KF40, and KF50 flanges — versatile for a wide range of vacuum pipeline configurations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e Aluminum alloy and 304 stainless steel bracket combined with your choice of NBR or FKM (Fluororubber) O-ring for superior chemical compatibility and long-term durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Sealing Performance:\u003c\/strong\u003e Precision-engineered to create a reliable airtight seal that prevents gas or liquid leakage, maintaining the stability of your vacuum environment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWear \u0026amp; Corrosion Resistant:\u003c\/strong\u003e Built to withstand demanding industrial and laboratory conditions, reducing maintenance frequency and replacement costs over time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Moderate size and weight make these fittings straightforward to handle and install — no special tools required for most setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessionally Tested:\u003c\/strong\u003e Each component undergoes quality assurance testing to ensure consistent, dependable performance up to \u0026lt;850 kPa pressure ratings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Vacuum System Sealing Component\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Aluminum Alloy \/ 304 Stainless Steel Bracket + NBR or FKM O-Ring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e KF10, KF16, KF25, KF40, KF50\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Pressure:\u003c\/strong\u003e \u0026lt;850 kPa\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Male \/ Plug\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece per order\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\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVacuum pipelines and chambers\u003c\/li\u003e\n  \u003cli\u003eSemiconductor manufacturing equipment\u003c\/li\u003e\n  \u003cli\u003eVacuum coating machines\u003c\/li\u003e\n  \u003cli\u003eIndustrial vacuum processing systems\u003c\/li\u003e\n  \u003cli\u003eLaboratory and research vacuum equipment\u003c\/li\u003e\n  \u003cli\u003eHomebrewing and fermentation setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, minor dimensional tolerances may exist. Slight color variation may occur due to lighting and display differences.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cp\u003eExplore more workshop and craft essentials from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/all-carb-diet-funny-quote-canvas-wall-art-print-home-decor\"\u003e\"All Carb Diet\" Funny Quote Canvas Wall Art Print | Home Decor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHelpful Resource\u003c\/h2\u003e\n\u003cp\u003eFor safety guidelines on handling industrial fittings and vacuum equipment in the workplace, visit the OSHA Compressed Gas and Equipment Safety page.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Piping_and_plumbing_fitting\" target=\"_blank\" rel=\"noopener\"\u003ePiping and plumbing fitting\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes does this KF vacuum flange centering ring come in?\u003c\/h4\u003e\n\u003cp\u003eA: This vacuum clamp fitting set is available in five standard KF sizes: KF10, KF16, KF25, KF40, and KF50. Be sure to select the size that matches your existing vacuum pipeline or flange connection for a proper airtight seal.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the NBR and FKM O-ring options?\u003c\/h4\u003e\n\u003cp\u003eA: NBR (Nitrile Butadiene Rubber) O-rings offer excellent resistance to oils and general-purpose gases, making them ideal for standard vacuum and homebrewing applications. FKM (Fluororubber\/Viton) O-rings provide superior chemical and high-temperature resistance, making them better suited for more demanding laboratory or industrial environments involving aggressive chemicals or elevated temperatures.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the maximum pressure rating for this vacuum clamp fitting?\u003c\/h4\u003e\n\u003cp\u003eA: This fitting is rated for pressures up to \u0026lt;850 kPa, making it suitable for a broad range of vacuum pipeline, laboratory, and industrial processing applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this fitting suitable for homebrewing and fermentation systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The KF vacuum flange clamp fitting is widely used in homebrew and fermentation setups thanks to its reliable airtight seal, durable stainless steel and aluminum alloy construction, and easy installation — all ideal for maintaining a controlled brewing environment.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes does this KF vacuum flange centering ring come in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This vacuum clamp fitting set is available in five standard KF sizes: KF10, KF16, KF25, KF40, and KF50. Be sure to select the size that matches your existing vacuum pipeline or flange connection for a proper airtight seal.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the NBR and FKM O-ring options?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"NBR (Nitrile Butadiene Rubber) O-rings offer excellent resistance to oils and general-purpose gases, making them ideal for standard vacuum and homebrewing applications. FKM (Fluororubber\/Viton) O-rings provide superior chemical and high-temperature resistance, making them better suited for more demanding laboratory or industrial environments involving aggressive chemicals or elevated temperatures.\"}}, {\"@type\": \"Question\", \"name\": \"What is the maximum pressure rating for this vacuum clamp fitting?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This fitting is rated for pressures up to \u0026lt;850 kPa, making it suitable for a broad range of vacuum pipeline, laboratory, and industrial processing applications.\"}}, {\"@type\": \"Question\", \"name\": \"Is this fitting suitable for homebrewing and fermentation systems?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The KF vacuum flange clamp fitting is widely used in homebrew and fermentation setups thanks to its reliable airtight seal, durable stainless steel and aluminum alloy construction, and easy installation — all ideal for maintaining a controlled brewing environment.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Plumbing Tools \u0026 Fittings\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/collections\/plumbing-tools-fittings\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"KF Vacuum Clamp Flange Centering Ring with NBR\/FKM O-Ring Seal\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/products\/kf-vacuum-clamp-flange-centering-ring-nbr-fkm-o-ring-seal-pipe-fitting\"}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"A11","offer_id":53668907745593,"sku":"1005012455625385-A11","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A12","offer_id":53668907778361,"sku":"1005012455625385-A12","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A9","offer_id":53668907811129,"sku":"1005012455625385-A9","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A10","offer_id":53668907843897,"sku":"1005012455625385-A10","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A3","offer_id":53668907876665,"sku":"1005012455625385-A3","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A4","offer_id":53668907909433,"sku":"1005012455625385-A4","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A1","offer_id":53668907942201,"sku":"1005012455625385-A1","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A2","offer_id":53668907974969,"sku":"1005012455625385-A2","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A7","offer_id":53668908007737,"sku":"1005012455625385-A7","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A8","offer_id":53668908040505,"sku":"1005012455625385-A8","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A5","offer_id":53668908073273,"sku":"1005012455625385-A5","price":2.93,"currency_code":"USD","in_stock":true},{"title":"A6","offer_id":53668908106041,"sku":"1005012455625385-A6","price":2.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/S4557c3bbf123402a8ecf24ee903387d2z.webp?v=1783058031","url":"https:\/\/peacefulpleasureswellness.com\/products\/kf-vacuum-clamp-flange-centering-ring-nbr-fkm-o-ring-seal-pipe-fitting","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}