{"product_id":"edwards-nitrile-centring-ring-stainless-steel-dn-25-iso-kf-nw25","title":"Edwards Nitrile Centring Ring Stainless Steel DN 25 ISO-KF NW25 Lot of 2 Seals","description":"\u003ch3\u003eEdwards DN 25 ISO-KF Centering Ring (C10514396) – Stainless Steel with Nitrile O-Ring, Lot of 2\u003c\/h3\u003e\n\u003cp\u003eThe Edwards C10514396 is a high-durability vacuum sealing component designed for NW25 (KF25) flange connections. Unlike standard aluminum variants, this model features a stainless steel centering ring, providing enhanced mechanical strength and resistance to corrosive environments. Paired with a Nitrile (Buna-N) O-ring, this lot of two seals is engineered to provide a robust, leak-tight interface in primary vacuum lines, backing lines, and general-purpose laboratory vacuum manifolds.\u003c\/p\u003e\n\u003ch3\u003eTechnical Performance \u0026amp; Design\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e304 Grade Stainless Steel: The carrier ring is fabricated from 304 stainless steel, offering superior protection against pitting and chemical attack compared to aluminum counterparts.\u003c\/li\u003e\n\u003cli\u003eNitrile (Buna-N) Sealing: The integrated O-ring is optimized for general vacuum service, providing excellent compression set resistance and compatibility with common vacuum oils.\u003c\/li\u003e\n\u003cli\u003eISO-KF Interoperability: Fully compliant with ISO 2861\/1 international standards, ensuring a precise fit with all DN 25 sized ISO-KF flanges and clamps.\u003c\/li\u003e\n\u003cli\u003eOuter-Ring Alignment: The precision-ground ring maintains concentric alignment under vacuum pressure, protecting the elastomer from extrusion and ensuring a metal-to-metal stop.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: C10514396\u003c\/li\u003e\n\u003cli\u003eFlange Size: DN 25 ISO-KF (NW25 \/ KF25)\u003c\/li\u003e\n\u003cli\u003eRing Material: 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eSeal Material: Nitrile (Buna-N)\u003c\/li\u003e\n\u003cli\u003eQuantity: Lot of 2 Seals\u003c\/li\u003e\n\u003cli\u003eVacuum Rating: High Vacuum down to 10\u003csup\u003e-7\u003c\/sup\u003e mbar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Benefits \u0026amp; Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnhanced Chemical Compatibility: The stainless steel construction makes these seals ideal for wet chemistry and gas-handling systems where aluminum would be susceptible to degradation.\u003c\/li\u003e\n\u003cli\u003eReliable Roughing Lines: Standard hardware for rotary vane and dry scroll pump connections, ensuring airtight performance in primary vacuum stages.\u003c\/li\u003e\n\u003cli\u003eRapid Maintenance: The KF (Kleinflansch) shorthand design allows for instantaneous tool-free seal replacement when used with standard wing-nut clamps.\u003c\/li\u003e\n\u003cli\u003eIndustrial Durability: Perfect for pilot plant and scale-up bioprocessing facilities where vacuum components must withstand frequent cleaning and harsh sterilization protocols.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003csmall\u003eEdwards® and the Edwards logo are trademarks of Edwards Limited. ISO-KF, NW, and KF refer to international vacuum standards (ISO 2861 \/ DIN 28403).\u003c\/small\u003e\u003c\/p\u003e","brand":"Edwards","offers":[{"title":"Default Title","offer_id":49090654339324,"sku":"10718","price":38.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8463\/5132\/files\/edwards-nitrile-centring-ring-stainless-steel-dn-25-iso-kf-nw25-lot-of-2-seals-other-pump-parts-accessories-edwards-191364.jpg?v=1778615780","url":"https:\/\/lifesciencestrading.com\/products\/edwards-nitrile-centring-ring-stainless-steel-dn-25-iso-kf-nw25","provider":"Life Sciences Trading","version":"1.0","type":"link"}