{"product_id":"grundfos-cr-10-15-20-shaft-seal-kit-96511844","title":"Grundfos CR 10-15-20 Shaft Seal Kit 96511844","description":"\u003ch2\u003eGrundfos 96511844 HQQE Cartridge Mechanical Shaft Seal Kit\u003c\/h2\u003e\n\u003cp\u003e\n  Engineered for precision repair and preventive maintenance, the \n  \u003cstrong\u003eGrundfos 96511844 (Model HQQE \/ KB016S1)\u003c\/strong\u003e is a genuine OEM mechanical shaft seal kit designed for Grundfos CR, CRI, and CRN vertical multistage centrifugal pumps. Rated for working pressures up to 30 bar (435 PSI), this cartridge-style seal kit restores factory hydraulic performance and prevents shaft leakage in high-pressure commercial and industrial fluid applications.\n\u003c\/p\u003e\n\u003cp\u003e\n  The 96511844 seal kit features Grundfos’s advanced HQQE material arrangement, combining hard-wearing Silicon Carbide \/ Silicon Carbide (QQ) primary seal faces with chemically resistant EPDM (E) elastomers and a balanced cartridge housing (H). Built to withstand high temperature fluctuations, aggressive water treatments, and continuous duty, this pre-assembled unit replaces quickly during routine service without requiring full pump disassembly.\n\u003c\/p\u003e\n\n\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eGenuine OEM Replacement:\u003c\/strong\u003e Manufactured to exact Grundfos factory specifications for CR 10, CR 15, and CR 20 series vertical pumps.\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eHQQE Material Configuration:\u003c\/strong\u003e Silicon Carbide vs. Silicon Carbide seal faces paired with durable EPDM rubber O-rings.\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003e30 Bar Pressure Rating:\u003c\/strong\u003e Engineered to handle high-pressure booster systems up to 435 PSI (30 bar).\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003ePre-Assembled Cartridge Design:\u003c\/strong\u003e Allows fast, error-free field replacement to minimize system downtime.\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n  ⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Compatible with Grundfos CR 10, CR 15, CR 20, CRI 10\/15\/20, and CRN 10\/15\/20 vertical multistage pumps used in commercial pressure boosting, boiler feed systems, water treatment, and industrial fluid transfer.\n\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":43042445394014,"sku":"96511844","price":520.47,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Grundfos_96511844_HQQE_cartridge_mechanical_shaft_seal_kit_for_CR_10_15_20_pumps.jpg?v=1784810228","url":"https:\/\/nationalboilersupply.com\/products\/grundfos-cr-10-15-20-shaft-seal-kit-96511844","provider":"National Boiler Supply","version":"1.0","type":"link"}