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UPONOR Expansion Brass Barbed Tube Fitting - Expansion Brass Barbed Tube Fittings
UPONORExpansion Brass Barbed Tube Fittings

UPONOR Expansion Brass Barbed Tube Fitting

The UPONOR Barbed Fitting Adapter (SKU LF4577575, MPN LF4577575) is a brass expansion barbed tube fitting with a 3/4 in ID x 3/4 in Pipe Size and a Barbed x NPT connection type. It uses an expansion PEX connection…

SKU 3G-OTH-468010

Also listed as: LF 4577575 · LF-4577575

Brand
UPONOR
Item
Expansion Brass Barbed Tube Fitting
Part Number
LF4577575
Category
Expansion Brass Barbed Tube Fittings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

UPONOR
Manufacturer Part Number
LF4577575
Type
Barbed x NPT, Brass, Expansion
Connection Type
Barbed x NPT

Technical Documents

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

Product Description

The UPONOR Barbed Fitting Adapter (SKU LF4577575, MPN LF4577575) is a brass expansion barbed tube fitting with a 3/4 in ID x 3/4 in Pipe Size and a Barbed x NPT connection type. It uses an expansion PEX connection method, as specified by the manufacturer.

Frequently Asked Questions

What is the UPONOR Barbed Fitting Adapter used for?

The UPONOR Barbed Fitting Adapter connects PEX tubing to NPT threaded pipes or fittings in plumbing and hydronic heating systems. Its brass construction and expansion PEX connection method provide a reliable, leak-resistant joint for potable water and radiant heating applications.

What are the specifications of the UPONOR Barbed Fitting Adapter?

This UPONOR adapter has a 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT connection type, and brass construction. It uses the expansion PEX connection method (MPN LF4577575). The barbed end grips PEX tubing while the NPT end threads onto standard pipe fittings.

Where to buy the UPONOR Barbed Fitting Adapter worldwide?

3G Electric supplies and delivers the UPONOR Barbed Fitting Adapter worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to install the UPONOR Barbed Fitting Adapter?

Installation requires an expansion tool to enlarge the PEX tubing, then insert the barbed end before the tubing contracts around it. Apply thread sealant to the NPT end and tighten onto the mating fitting. Follow UPONOR's instructions for proper expansion ring sizing and depth.

Used in

Common applications for UPONOR
Hydronic heating systems — Uponor brass ball valves with PEX x PEX connections for zone flow control and isolation.
Potable water plumbing — Uponor expansion brass barbed tube fittings for transitioning PEX to copper piping.
Radiant floor heating — Uponor PEX x Sweat ball valves for manifold isolation and balancing.
Industrial plumbing — Uponor water meter valves for accurate flow measurement and shut-off.
Snow and ice melting systems — Uponor brass ball valves rated to 250 psi CWP for glycol mixture control.
Commercial building services — Uponor tubing cutters for clean, square cuts on PEX tubing during installation.
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UPONOR Products

3G Electric supplies UPONOR expansion brass barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Expansion brass barbed tube fitting with barbed x cup connection. Constructed of brass/copper. Designed for joining PEX tubing to copper or brass piping systems in industrial plumbing and hydronic heating applications. Uses expansion PEX connection method for secure joints
UPONOR
Expansion brass barbed tube fitting with barbed x cup connection. Constructed of brass/copper. Designed for joining PEX tubing to copper or brass piping systems in industrial plumbing and hydronic heating applications. Uses expansion PEX connection method for secure joints

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