ZURN Barbed Fitting Coupling: 39/64 in ID x 39/64 in ID x 3/4 in Pipe Size, Barbed
The ZURN Barbed Fitting Coupling is an expansion polymer barbed tube fitting (MPN QEPC44X) with a 39/64 in ID x 39/64 in ID x 3/4 in Pipe Size, using an expansion PEX connection method. 3G Electric interprets this…
SKU 3G-OTH-474091
Need installation or engineering help?
Ask a question
Product Description
The ZURN Barbed Fitting Coupling is an expansion polymer barbed tube fitting (MPN QEPC44X) with a 39/64 in ID x 39/64 in ID x 3/4 in Pipe Size, using an expansion PEX connection method. 3G Electric interprets this demand and sources the genuine ZURN part across 14 industrial departments, with specialist depth in pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the ZURN Barbed Fitting Coupling QEPC44X used for?
The ZURN QEPC44X is an expansion polymer barbed tube coupling used to join PEX tubing in plumbing and hydronic heating systems. It connects two 39/64 in ID lines with a 3/4 in pipe size, providing a secure, leak-resistant joint for residential and commercial water supply applications.
What are the specifications of the ZURN QEPC44X coupling?
The ZURN QEPC44X is a barbed polymer coupling with a 39/64 in ID x 39/64 in ID x 3/4 in pipe size. It uses an expansion PEX connection method. The part is manufactured by ZURN and is designed for reliable joining of PEX tubing in plumbing systems.
Where to buy the ZURN QEPC44X barbed fitting worldwide?
3G Electric supplies the genuine ZURN QEPC44X barbed fitting coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source this part across 14 departments, with specialist expertise in pumps and controls.
How to install the ZURN QEPC44X expansion PEX coupling?
To install the ZURN QEPC44X, use an expansion tool to enlarge the PEX tubing end, then insert the barbed coupling fully. The tubing contracts around the barbs for a secure fit. Follow standard PEX expansion practices and local plumbing codes. 3G Electric can provide sourcing support for this ZURN part.
Used in
Common applications for ZURNZURN Products
3G Electric supplies ZURN expansion polymer barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


![ZURN Barbed Tee: Polymer, Expansion, 19/32 in ID, 19/32 in ID, 13/32 in ID (MPN QEPT443X). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN; Connection Type: Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fd4797d41-3617-41e9-beb9-4726abfb15b7.jpg&w=200)
![ZURN Barbed Tee: Polymer, Expansion, 19/32 in ID (MPN QEPT433X). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN; Connection Type: Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fd45428cb-600c-4c32-a9bc-05b584fdb2ce.jpg&w=200)
![ZURN Barbed Fitting Coupling: 1 5/64 in ID x 1 5/64 in ID x 1 1/2 in Pipe Size, Barbed, Polymer (MPN QEPC77X). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fd1c91fc5-4430-4674-b836-76891c69a7bb.jpg&w=200)
![ZURN Barbed Fitting Plug: 51/64 in ID Size, Barbed, Polymer, Expansion (MPN QEP5P). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fce70c04f-e59c-4f87-a7ca-87cd42bf01a6.jpg&w=200)
![ZURN Barbed Fitting Plug: 31/32 in ID Size, Barbed, Polymer, Expansion (MPN QEP6P). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fc9e7a69c-7198-49b3-b5ed-589b7f02059d.jpg&w=200)
![ZURN Barbed Tee: Polymer, Expansion (MPN QEPT654X). Key specifications — [New] - PEX Connection Method: Expansion; Brand: ZURN; Connection Type: Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fbe792352-6800-4273-9e01-963c60998c93.jpg&w=200)