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Grundfos 91584911 Cast Iron Flange Set, 2-1/2 in NPT, Class 150 - Standard Flanges
GrundfosStandard Flanges

Grundfos 91584911 Cast Iron Flange Set, 2-1/2 in NPT, Class 150

The GRUNDFOS Cast Iron Packaged Flange Set (SKU 3G-OTH-83678) is a standard flange set with a 2 1/2 in NPT connection, including two flanges and two gaskets. The flanges are made of cast iron with an ANSI Flange…

SKU 3G-OTH-83678

Brand
Grundfos
Item
91584911 Cast Iron Flange Set, 2-1/2 in NPT, Class 150
Part Number
91584911
Category
Standard Flanges
Available to Order
Also known as:91584911Grundfos
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Grundfos
Manufacturer Part Number
91584911
Type
91584911, Flange
NPT
2 1/2 in
Includes
(2) Gaskets
Body Material
Cast Iron
Gasket Material
Aramid Fiber/NBR
Flanges Included
2
ANSI Flange Class
Class 150

Technical Documents

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Grundfos Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUNDFOS Cast Iron Packaged Flange Set (SKU 3G-OTH-83678) is a standard flange set with a 2 1/2 in NPT connection, including two flanges and two gaskets. The flanges are made of cast iron with an ANSI Flange Class of Class 150, and the gaskets are constructed from aramid fiber/NBR. This set is designed for use with Grundfos pumps and includes the manufacturer part number 91584911.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the GRUNDFOS Cast Iron Packaged Flange Set used for?

This flange set is used to connect piping to Grundfos pumps in industrial water and fluid handling systems. It includes two cast iron flanges and two aramid fiber/NBR gaskets, providing a leak-resistant seal for Class 150 applications.

What are the specifications of the GRUNDFOS 91584911 flange set?

The set includes two Class 150 cast iron flanges with a 2 1/2 in NPT connection and two aramid fiber/NBR gaskets. The manufacturer part number is 91584911, and the body material is cast iron. It is designed for use with Grundfos pumps.

Where to buy the GRUNDFOS 91584911 flange set worldwide?

3G Electric supplies the GRUNDFOS 91584911 flange set worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the GRUNDFOS cast iron flange set?

Align the flanges with the pump and pipe connections, insert the aramid fiber/NBR gaskets between mating surfaces, and tighten bolts evenly in a cross pattern to the recommended torque. Ensure surfaces are clean to prevent leaks.

Used in

Common applications for Grundfos
Hydronic heating systems — Grundfos inline circulator pumps (e.g., SKU 856AH7) for closed-loop water circulation
Wastewater management — Grundfos non-clog sewage ejector pumps (e.g., SKU 860AN0) for below-grade sewage transfer
Municipal lift stations — Grundfos sewage grinder pumps (e.g., SKU 860AF4) for solids reduction and pumping
Construction dewatering — Grundfos submersible dewatering pumps (e.g., SKU 860AP5) for groundwater removal
Potable water circulation — Grundfos general-purpose inline circulators (e.g., SKU 856AA7) for residential and light commercial loops
HVAC maintenance — Grundfos shaft seal kits (e.g., SKU 62XZ87) for pump seal replacement in cooling systems
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Grundfos Products

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.

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