---
product_id: 138944330
title: "20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8\" 1/4\" 3/8\" 1/2\" 3/4\" NPT Internal Hex Thread Socket Pipe Plug Assortment Set"
brand: "qlouni"
price: "€ 49.05"
currency: EUR
in_stock: true
reviews_count: 8
category: "Qlouni"
url: https://www.desertcart.gr/products/138944330-20-pieces-stainless-steel-pipe-plugs-pipe-fitting-1-8
store_origin: GR
region: Greece
---

# 5 versatile NPT sizes Hex drive for secure sealing Premium corrosion resistance 20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set

**Brand:** qlouni
**Price:** € 49.05
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal it like a pro — don’t let leaks steal your edge!

## Quick Answers

- **What is this?** 20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set by qlouni
- **How much does it cost?** € 49.05 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/138944330-20-pieces-stainless-steel-pipe-plugs-pipe-fitting-1-8)

## Best For

- qlouni enthusiasts

## Why This Product

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

## Key Features

- • **Hex Drive Design:** Countersunk hex socket ensures easy installation and a tight, leak-proof seal every time.
- • **Complete Size Range:** Five essential NPT sizes (1/8" to 3/4") cover all your sealing needs with precision.
- • **Multi-Industry Ready:** Perfect for plumbing, automotive, marine, and industrial applications—seal off air, water, oil, and gas ports confidently.
- • **Smooth & Sleek Finish:** Polished surface not only looks professional but also resists acid and wear, enhancing longevity and reliability.
- • **Durable Stainless Steel:** Crafted from high-grade stainless steel for unbeatable corrosion and oxidation resistance in wet or harsh environments.

## Overview

This 20-piece stainless steel pipe plug set from QLOUNI offers five NPT sizes (1/8" to 3/4") with internal hex thread sockets, engineered for superior corrosion resistance and reliable sealing across plumbing, automotive, and industrial uses. Designed for easy installation and durable performance, these plugs effectively block threaded pipe ends to prevent leaks of air, water, oil, and gases.

## Description

Product description QLOUNI 20pcs Stainless Steel NPT Pipe Plug Set, 1/8" to 3/4" Designed for use with air, water, oil, natural gas, manufactured gas, mixed gas, liquefied petroleum gas (propane), and LP gas-air mixtures. Compatible with brass, steel, and iron pipes; Teflon tape and thread sealant are recommended for threaded joints. No gasket required. Includes 5 sizes of pipe plugs: 1/8", 1/4", 3/8", 1/2", and 3/4" NPT internal hex thread socket plugs to meet different needs. 1/8" NPT: Thread diameter approx. 0.405" (10.29 mm) 1/4" NPT: Thread diameter approx. 0.540" (13.72 mm) 3/8" NPT: Thread diameter approx. 0.675" (17.15 mm) 1/2" NPT: Thread diameter approx. 0.840" (21.34 mm) 3/4" NPT: Thread diameter approx. 1.050" (26.67 mm)

Review: Great product - Installed the plugs on the water pump and intake manifold to block off un-needed ports. Had to really wrap them with a few layers of tape to keep them from leaking but afterwards, worked flawlessly.
Review: Good value - Well made stainless

## Features

- ◎[What You Get] This stainless steel pipe plug kit contains 5 (1/8" 1/4" 3/8" 1/2" 3/4") sizes of plugs, each size of 4 pieces, a total of 20 pieces.
- ◎[High Quality Material] Made of high quality stainless steel with superior anti-corrosive properties and the excellent of oxidation resistance suitable for use in wet environments, these countersunk hex drive plugs can be extensively used for commercial, industrial, automotives, boats, sanitary pipes and fittings.
- ◎[Hex drive] Countersunk plug with a hex drive for closing the end of a pipe or fitting.5 SIZES Pipe Plugs FOR DIFFERENT NEEDS.
- ◎[Sealing&Design] A mechanical fasteners, the role is sealing.Beautiful shape, smooth surface, acid-resistance, anti-corrosion, strong texture performance.
- ◎[Application] Designed to create a tighter seal for masking threaded holes and is commonly used to seal holes in machinery, fittings or pipes to prevent leakage of air, steam, gases, water, oil and fluids under pressure. These plugs are also great for blocking off intake manifold water ports, water pump ports, water temp and oil sender holes, engine block holes, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08C2KRYF4 |
| Best Sellers Rank | #161,952 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #5,374 in Pipe Fittings |
| Brand | QLOUNI |
| Brand Name | QLOUNI |
| Color | Stainless Steel |
| Connector Type | Pipe Plug |
| Customer Reviews | 4.6 out of 5 stars 571 Reviews |
| Exterior Finish | Brass |
| Item Weight | 1 Pounds |
| Manufacturer | QLOUNI |
| Manufacturer Part Number | MG0471 |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Number | MG0471 |
| Number of Pieces | 20 |
| Set Name | 20pcs Stainless Steel Pipe Plug Set |
| Size | 1/8", 1/4", 3/8", 1/2", 3/4" |
| Thread Size | 1/8", 1/4", 3/8", 1/2", 3/4" |
| Thread Type | NPT |
| UPC | 607860937776 |
| Unit Count | 20.0 Count |

## Product Details

- **Material:** Brass
- **Brand:** QLOUNI
- **Color:** Brass-toned
- **Connector Type:** Plug
- **Thread Size:** 1/8 inch, 1/4 inch, 3/8 inch, 1/2 inch, 3/4 inch
- **Exterior Finish:** Brass
- **Thread Type:** NPT
- **Item Weight:** 1 Pounds
- **Number of Pieces:** 25
- **Manufacturer:** QLOUNI

## Images

![20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set - Image 1](https://m.media-amazon.com/images/I/713AB8GJntL.jpg)
![20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set - Image 2](https://m.media-amazon.com/images/I/71HOo0hBE8L.jpg)
![20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set - Image 3](https://m.media-amazon.com/images/I/71bmPy881rL.jpg)
![20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set - Image 4](https://m.media-amazon.com/images/I/71czmHLPS-L.jpg)
![20 Pieces Stainless Steel Pipe Plugs, Pipe Fitting 1/8" 1/4" 3/8" 1/2" 3/4" NPT Internal Hex Thread Socket Pipe Plug Assortment Set - Image 5](https://m.media-amazon.com/images/I/81qY9nrBzsL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by E***N on November 6, 2024*

Installed the plugs on the water pump and intake manifold to block off un-needed ports. Had to really wrap them with a few layers of tape to keep them from leaking but afterwards, worked flawlessly.

### ⭐⭐⭐⭐⭐ Good value
*by B***. on March 1, 2026*

Well made stainless

### ⭐⭐⭐⭐⭐ Plugs, SST Pipe
*by I***D on January 5, 2026*

Product is as advertised and arrived on time.

## Frequently Bought Together

- QLOUNI 25Pcs Brass Pipe Plugs Set, NPT Plug 1/8" 1/4" 3/8" 1/2" 3/4" Brass Pipe Fitting Internal Hex Thread Socket Pipe Plug Assortment Kit
- GASHER 12PCS Brass Hex Bushing Fitting Kit Hex Bushing 1/4" - 1/8", 3/8" - 1/8", 3/8" - 1/4", 1/2" - 1/4", 1/2" - 3/8", 3/4" - 1/2"
- TAISHER 20Pcs Brass Outer Hex Thread Socket Pipe Plug Fitting 1/8" 1/4" 3/8" 1/2" NPT Male

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-07-16*