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ZURNExpansion Brass Barbed Tube Fittings

ZURN QE778GX Expansion Brass Barbed Tube Fitting

The ZURN Barbed Fitting Adapter (MPN QE778GX) is an expansion brass barbed tube fitting with a 19/32 in ID x 1 in Pipe Size, featuring a Barbed x Cup connection type and an expansion PEX connection method. This brass…

SKU 3G-OTH-468039

Brand
ZURN
Item
QE778GX Expansion Brass Barbed Tube Fitting
Part Number
QE778GX
Category
Expansion Brass Barbed Tube Fittings
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Technical Specifications

ZURN
Manufacturer Part Number
QE778GX
Type
Barbed x Cup, Brass, Expansion
Connection Type
Barbed x Cup

Technical Documents

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

Product Description

The ZURN Barbed Fitting Adapter (MPN QE778GX) is an expansion brass barbed tube fitting with a 19/32 in ID x 1 in Pipe Size, featuring a Barbed x Cup connection type and an expansion PEX connection method. This brass fitting is designed for use in plumbing systems requiring a secure, expansion-based connection.

Frequently Asked Questions

What is the ZURN Barbed Fitting Adapter QE778GX used for?

The ZURN QE778GX is a brass barbed fitting adapter used in plumbing systems to connect PEX tubing via an expansion method. It joins a 19/32 in ID tube to a 1 in pipe size, providing a secure, leak-resistant joint in residential and commercial water supply lines.

What are the specifications of the ZURN QE778GX?

The ZURN QE778GX is a brass barbed fitting adapter with a 19/32 in ID x 1 in Pipe Size. It features a Barbed x Cup connection type and uses an expansion PEX connection method. The manufacturer part number is QE778GX, and it is made by ZURN.

Where to buy the ZURN QE778GX worldwide?

3G Electric supplies the ZURN QE778GX barbed fitting adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location and project requirements.

How to install the ZURN expansion barbed fitting?

To install the ZURN QE778GX, first cut the PEX tubing square and slide an expansion ring over the end. Use an expansion tool to expand the ring and tubing, then insert the barbed end of the fitting. The ring contracts to form a permanent, watertight seal. Always follow local plumbing codes.

Used in

Common applications for ZURN
Commercial roofing — Zurn Z100-3NH, Z100-6NH, and ZC100-4NH-C-R primary roof drains for flat or low-slope roof rainwater removal
Commercial restrooms — Zurn Metroflush® ZEMS6203-WS1.0004 automatic urinal flush valve with sensor activation and 1 gpf rating
Institutional shower facilities — Zurn Temp Gard Z7000-HW16-H7 handheld showerhead with hose, bracket, and slide bar
Plumbing drain access — Zurn Z1474-SDO and Z1474-4-N cast-iron cleanout housings for floor-level inspection and rodding
Concrete deck drainage — Zurn ZC100-4NH-C-R roof drain with underdeck clamp for secure installation in concrete decks
Waste line maintenance — Zurn CO2521-4 cleanout housing with adjusting screws for level adjustment in finished floors
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ZURN Products

3G Electric supplies ZURN 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Brass expansion barbed tube fitting with 19/32 in inside diameter and 3/4 in pipe size. Features a Barbed x Cup connection type for use with PEX tubing in plumbing and hydronic heating systems
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Brass barbed fitting adapter with expansion PEX connection method. 19/32 in inside diameter and 1 in pipe size. Used to connect PEX tubing to threaded pipe in plumbing systems for potable water and hydronic heating

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