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its simple, yet ingenious, design features a precision moulded fully-encapsulated steel disc, incorporating nylon reinforcement in the flex hinge. the ‘o’ ring profile seat face ensures a bubble-tight shut-off, preventing back flow at high and low working pressures.
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Manufacturer: Viking Johnson
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Valve Type: Valves & Accessories
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Sub-Type: Viking Johnson Check Valves
- Ductile iron body and bonnet – for durability and reduced weight
- Fully moulded disk assembly – ‘O’ Ring profile seat ensures tight shut off
- Nylon reinforced hinge – provides extended operating performance
- Temperature rating: (Nitrile) 0°C to 90°C (EPDM) 10°C to 90°C
- External backflush device (DN50 - DN600) – optional inclusion for system priming or flushing
- Rubber lining (DN80 - DN600) – optional inclusion for abrasive media
- Flange drillings: PN10, PN16, ANSI
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