Burkert 688427 Replacement Diaphragm (Type SV02)
The Burkert 688427 is an official replacement diaphragm (Type SV02) designed for process valves, including Burkert Type 2031 diaphragm valve systems. Engineered for demanding hygienic and industrial processing applications, this size 50 (DN50) diaphragm ensures complete fluid isolation, zero cross-contamination, and exceptional sealing performance across broad temperature ranges.
Technical Specifications
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Manufacturer: Burkert
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Part Number / Article Number: 688427
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Type / Series: Type SV02
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Diaphragm Size: DN50 (Size 50)
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Diaphragm Material: EPDM (Ethylene-propylene-diene rubber)
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Diaphragm Coupling: Threaded pin connection
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Medium Temperature Range: -10.00 °C to +143.00 °C
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Compliance & Approvals: FDA compliant, USP Class VI compliant, EC 1935/2004 food contact compliant
Industrial Applications & Features
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Hygienic Process Integrity: High-grade EPDM construction meets stringent FDA and USP Class VI sanitary standards for food, beverage, and pharmaceutical processing environments.
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Thermal & Chemical Resistance: Designed to withstand continuous operating temperatures up to 143 °C, making it suitable for hot water, steam sterilization, and aggressive media process lines.
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Direct OEM Fitment: Threaded pin coupling mechanism enables rapid installation and exact alignment into existing Burkert diaphragm valve bodies.
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Official Factory Quality: Manufactured in full accordance with official Burkert factory standards to restore original valve sealing tightness and extend operational service life.
