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APPROVED VENDOR Metal Pipe Flange: 3 in, Female NPT Threaded, Malleable Iron, Flat Flange - Structural Threaded Steel & Iron Pipe Flanges
APPROVED VENDORStructural Threaded Steel & Iron Pipe Flanges

APPROVED VENDOR Metal Pipe Flange: 3 in, Female NPT Threaded, Malleable Iron, Flat Flange

The APPROVED VENDOR Metal Pipe Flange (SKU 2WU82, MPN 521-610) is a 3-inch Female NPT Threaded, Malleable Iron, Flat Flange, Class 150. It has a maximum operating pressure of 300 psi @ 77 °F. 3G Electric sources this…

SKU 3G-OTH-476783

Brand
APPROVED VENDOR
Item
Metal Pipe Flange: 3 in, Female NPT Threaded, Malleable Iron, Flat Flange
Category
Structural Threaded Steel & Iron Pipe Flanges
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Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
521-610
Type
Female NPT Threaded, Malleable Iron, Flat Flange, Class 150
Maximum Operating Pressure
300 psi @ 77 °F
(DO NOT SEND) Manufacturer Location
Globally Sourced
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APPROVED VENDOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Metal Pipe Flange (SKU 2WU82, MPN 521-610) is a 3-inch Female NPT Threaded, Malleable Iron, Flat Flange, Class 150. It has a maximum operating pressure of 300 psi @ 77 °F. 3G Electric sources this structural threaded steel and iron pipe flange across 14 industrial departments, with specialist expertise in combustion, pumps and controls to ensure the right fit for your application.

Frequently Asked Questions

What is an APPROVED VENDOR 3 in metal pipe flange used for?

This 3-inch female NPT threaded malleable iron flat flange (Class 150) connects pipes, valves, and equipment in industrial piping systems. It is commonly used in water, steam, gas, and oil applications where a leak-resistant, bolted joint is required. 3G Electric supplies this flange across 14 industrial departments.

What are the specifications of the APPROVED VENDOR 521-610 pipe flange?

The APPROVED VENDOR 521-610 is a 3-inch female NPT threaded, malleable iron, flat flange rated Class 150. Its maximum operating pressure is 300 psi at 77 °F. This structural threaded steel and iron pipe flange is sourced globally by 3G Electric for industrial applications.

Where to buy an APPROVED VENDOR 3 in pipe flange worldwide?

3G Electric supplies the APPROVED VENDOR 3-inch pipe flange (SKU 2WU82) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Class 150 malleable iron flange.

How to select the right pipe flange for a 3-inch NPT connection?

Match the flange size (3 inch), thread type (female NPT), pressure class (Class 150, 300 psi max), and material (malleable iron) to your system requirements. Ensure the flange face type (flat) aligns with your gasket and mating flange. 3G Electric’s specialist expertise in pumps and controls helps confirm the correct fit.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR structural threaded steel & iron pipe flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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APPROVED VENDOR Metal Pipe Flange: 2 in, NPT Threaded, Malleable Iron, Flange, Class 150 (MPN 5P604). Key specifications — Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
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APPROVED VENDOR Metal Pipe Flange: 1 1/2 in, NPT Threaded, Malleable Iron, Flange, Class 150 (MPN 5P603). Key specifications — Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
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