UPONOR Barbed Fitting Adapter: 3/4 in ID x 1 in Pipe Size, Barbed x NPSM, Polymer
The UPONOR Barbed Fitting Adapter (MPN WS4360751) is a polymer expansion-type barbed tube fitting with a 3/4 in ID x 1 in Pipe Size and a Barbed x NPSM connection. Designed for PEX systems using the expansion…
SKU 3G-OTH-474121
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Product Description
The UPONOR Barbed Fitting Adapter (MPN WS4360751) is a polymer expansion-type barbed tube fitting with a 3/4 in ID x 1 in Pipe Size and a Barbed x NPSM connection. Designed for PEX systems using the expansion connection method, this adapter is part of 3G Electric's broad industrial supply across 14 departments, with specialist depth in combustion, pumps and controls.
Frequently Asked Questions
What is the UPONOR Barbed Fitting Adapter WS4360751 used for?
The UPONOR Barbed Fitting Adapter WS4360751 connects PEX tubing to NPSM-threaded components in hydronic heating, plumbing, and industrial fluid systems. It uses the expansion connection method for a secure, leak-resistant joint. 3G Electric supplies this adapter as part of its broad industrial offering across 14 departments.
What are the specifications of the UPONOR Barbed Fitting Adapter WS4360751?
The UPONOR Barbed Fitting Adapter WS4360751 has a 3/4 in ID x 1 in Pipe Size, Barbed x NPSM connection, and is made of polymer. It uses the expansion PEX connection method. This adapter is manufactured by UPONOR and is available to order through 3G Electric.
Where to buy the UPONOR Barbed Fitting Adapter WS4360751 worldwide?
3G Electric supplies the UPONOR Barbed Fitting Adapter WS4360751 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source genuine industrial components across 14 departments, including specialist expertise in pumps and controls.
How to install the UPONOR Barbed Fitting Adapter WS4360751?
Install the UPONOR Barbed Fitting Adapter WS4360751 by expanding the PEX tube end with an expansion tool, then inserting the barbed adapter fully. Allow the PEX to contract around the barbs for a tight seal. Always follow UPONOR's published instructions and local plumbing codes. 3G Electric can provide sourcing support for this adapter.
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3G Electric supplies UPONOR expansion polymer 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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![UPONOR Barbed Fitting Elbow: 1 in ID x 1 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4761000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F48249ed3-f688-4a5d-92ab-d2b4ddf62ea9.jpg&w=200)
![UPONOR Barbed Fitting Plug: 2 in ID Size, Barbed, Polymer, Expansion (MPN Q4352000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F463ed9db-ae35-4b68-8e44-9ee7826f4efe.jpg&w=200)
![UPONOR Barbed Tee: 3 in ID x 2 in ID x 2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4753220). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F45687493-5ea9-424f-a9b8-9446ad030296.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 in ID x 1 1/4 in Pipe Size, Barbed x NPSM, Polymer, Expansion (MPN WS4361000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPSM.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F3f52ea13-6891-490d-84fd-a0a5cfaed22d.jpg&w=200)
![UPONOR Barbed Fitting Elbow: 2 1/2 in ID x 2 1/2 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4762525). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F3c60f72e-f11b-45e7-9c89-cb45eb98cfb0.jpg&w=200)
![UPONOR Barbed Tee: 1 in ID x 1 in ID x 1 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4751010). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F3aa4655b-f99f-4f32-bdb2-cffbce4ad0bb.jpg&w=200)
![UPONOR Barbed Tee: 2 in ID x 2 in ID x 2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4752000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F379dc40b-e976-4fa7-bb15-7c9cbc7bd93a.jpg&w=200)