---
product_id: 62946130
title: "V2 Welding Back Purge Plug 3\"-3.5\" Pipe & Tube (Single Plug)"
brand: "strictly modified"
price: "S$228"
currency: SGD
in_stock: true
reviews_count: 1
url: https://www.desertcart.sg/products/62946130-v2-welding-back-purge-plug-3-3-5-pipe-tube
store_origin: SG
region: Singapore
---

# Tapered design for secure lock-in Pre-installed 1/4" NPT diffuser fitting Proudly made in USA V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug)

**Brand:** strictly modified
**Price:** S$228
**Availability:** ✅ In Stock

## Summary

> 🔩 Lock it. Purge it. Own the weld zone.

## Quick Answers

- **What is this?** V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) by strictly modified
- **How much does it cost?** S$228 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/62946130-v2-welding-back-purge-plug-3-3-5-pipe-tube)

## Best For

- strictly modified enthusiasts

## Why This Product

- Trusted strictly modified brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-in-One Kit:** Includes aluminum plug, 1/4" NPT barb, and diffuser fittings for seamless setup.
- • **Versatile Fitment:** Perfectly fits 3-3.5" tubes and 3" pipe schedules 5, 10, and 40.
- • **Exotic Metal Ready:** Back purges titanium, stainless steel, Inconel, and more with minimal prep time.
- • **Dual Removal Options:** Remove easily by tapping wrench flats or twisting with a wrench—no fuss.
- • **Effortless Lock & Go:** Tapered plug design ensures instant, secure fit with zero hassle.

## Overview

The V2 Welding Back Purge Plug is a precision-engineered aluminum fitting designed for 3-3.5" pipes and tubes, featuring a tapered design for quick installation and secure locking. It comes with a pre-installed 1/4" NPT internal diffuser and a 1/4" NPT barb fitting, enabling efficient back purging of exotic metals like titanium and Inconel. Made in the USA, this plug supports multiple pipe schedules and offers easy removal options, making it an essential tool for professional welders seeking reliability and speed.

## Description

Fitment Guide - 3-3.5" Tube, 3" Pipe Schedule 5 / 10 / 40 Kit includes - (1) 3-3.5" Aluminum Purge Plug, (1) 1/4 NPT Barb Fitting, and (1) 1/4" NPT Internal Diffuser Fitting (pre-installed in plug)

## Features

- Easy Installation and Removal. Simply tap them into the pipe/tube, since they are tapered, they lock in place and you are ready to start back purging. For removal you can either tap the side of the raised wrench flats at the top of the plug, or you can put a wrench on the flats and twist them out.
- Kit includes - (1) 3-3.5" Aluminum Purge Plug, (1) 1/4 NPT Barb Fitting, and (1) 1/4" NPT Internal Diffuser Fitting (pre-installed in plug)
- Plug Fitment - 3-3.5" Tube, 3" Pipe Schedule 5 / 10 / 40
- Back Purge Titanium, Stainless Steel, Inconel, or any other exotic metals with little to no set up time. Also Great for Smoke Testing Intake and Exhaust Systems.
- MADE IN USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Strictly Modified |
| Part Number | 3intp1 |
| Item Weight | 1.7 pounds |
| Product Dimensions | 3 x 3.5 x 3.5 inches |
| Is Discontinued By Manufacturer | No |
| Material | Aluminum |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) - Image 1](https://m.media-amazon.com/images/I/51D8e8iouPL.jpg)
![V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) - Image 2](https://m.media-amazon.com/images/I/81+ii3Ss7JL.jpg)
![V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) - Image 3](https://m.media-amazon.com/images/I/51PtXKB0RNL.jpg)
![V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) - Image 4](https://m.media-amazon.com/images/I/91GsIkTBN-L.jpg)
![V2 Welding Back Purge Plug 3"-3.5" Pipe & Tube (Single Plug) - Image 5](https://m.media-amazon.com/images/I/5105BBx2QML.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Amazing quality!
  

*by A***R on Reviewed in the United States 🇺🇸 on March 16, 2021*

I just opened the package as I'm writing this. Just from looking, I can tell it is just what I need (I bought all sets). Very neatly packaged.I did just place an order for another single 3-3.5" because I messed up. Haha.

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**Shop now:** [https://www.desertcart.sg/products/62946130-v2-welding-back-purge-plug-3-3-5-pipe-tube](https://www.desertcart.sg/products/62946130-v2-welding-back-purge-plug-3-3-5-pipe-tube)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-30*