Description
Viega MegaPressG 4″ Flange, Model 6659.5XL, Carbon Steel, SKU: 28885
This Viega MegaPressG flange is a 4″ nominal pipe size adapter flange designed for use with carbon steel piping systems. It features a press end connection combined with a flanged end, suitable for gas and fuel oil applications, industrial, commercial, and residential installations.
- Material: Carbon steel construction for durability and strength
- Connection Type: Press x Flanged end connection for secure and flameless joining
- Flange Outside Diameter: 7.5 inches (7-1/2 in)
- Thickness: 0.96 inches providing robust flange strength
- Coating: Zinc/nickel coated finish for corrosion resistance
- Temperature Rating: -40F to 180F suitable for a wide range of environments
- Pressure Rating: 200 PSI maximum operating pressure
- Standards Compliance: Meets ASME B31.1/B31.3/B31.9, CRN 23019.5 A/B/C, CSA, IAPMO, ICC-ES, CAN/CSA-B149.1 standards
- Sealing Element: Includes HNBR sealing element for reliable gas-tight connections
- Applications: Approved for natural gas, propane gas, lubricant/oil, compressed air, industrial gas, and vacuum systems
This Viega MegaPressG 4″ flange (SKU 28885) offers a reliable, flameless, and permanent connection solution, ideal for both new installations and retrofit projects in demanding gas and industrial piping systems.






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