Grundfos Cast Iron Packaged Flange Set: 3 in, 91584912, 3 in NPT, Flange
The GRUNDFOS Cast Iron Packaged Flange Set (SKU 856AA4) is a standard flange set with a 3-inch NPT connection, ANSI Class 150 rating, and a cast iron body. It includes two gaskets made of aramid fiber/NBR…
SKU 3G-OTH-83294
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Product Description
The GRUNDFOS Cast Iron Packaged Flange Set (SKU 856AA4) is a standard flange set with a 3-inch NPT connection, ANSI Class 150 rating, and a cast iron body. It includes two gaskets made of aramid fiber/NBR (manufacturer part number 91584912).
Frequently Asked Questions
What is the Grundfos Cast Iron Packaged Flange Set used for?
This flange set is used to connect pipes and equipment in industrial water and fluid handling systems. It provides a leak-tight joint for ANSI Class 150 applications, commonly found in pumping stations, HVAC, and process plants. The set includes two aramid fiber/NBR gaskets for reliable sealing.
What are the specifications of the Grundfos 91584912 flange set?
The Grundfos 91584912 is a 3-inch NPT standard flange set with an ANSI Class 150 rating. It has a cast iron body and includes two gaskets made of aramid fiber/NBR. The manufacturer part number is 91584912, and the SKU is 856AA4. It is designed for industrial piping connections.
Where to buy Grundfos flange set 91584912 worldwide?
You can source the Grundfos 91584912 flange set from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time. We supply genuine Grundfos components for your projects.
How to install the Grundfos cast iron flange set?
To install, align the flanges and insert the aramid fiber/NBR gaskets between them. Tighten bolts evenly in a cross-pattern to the torque specified for ANSI Class 150 flanges. Ensure the mating surfaces are clean and free of debris. Always follow standard piping practices for leak-free operation.
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3G Electric supplies Grundfos standard flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.












