---
product_id: 724423183
title: "Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female)"
brand: "roulipouli"
price: "€ 21.91"
currency: EUR
in_stock: true
reviews_count: 8
category: "Rou Li Pou Li"
url: https://www.desertcart.hr/products/724423183-brass-pipe-fitting-3-8-inch-npt-male-to-3
store_origin: HR
region: Croatia
---

# 3/8 inch NPT male to female precision fit Wide temp range -65°F to 250°F Heavy-duty corrosion-resistant brass Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female)

**Brand:** roulipouli
**Price:** € 21.91
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your flow game with brass precision and durability!

## Quick Answers

- **What is this?** Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) by roulipouli
- **How much does it cost?** € 21.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/724423183-brass-pipe-fitting-3-8-inch-npt-male-to-3)

## Best For

- roulipouli enthusiasts

## Why This Product

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

## Key Features

- • **Temperature Tough:** Operates flawlessly from freezing -65°F to scorching 250°F environments.
- • **Complete 5-Pack Kit:** Includes 5 adapters plus Teflon tape—everything you need to upgrade your setup instantly.
- • **Durable Brass Build:** Crafted from premium brass ensuring rust-proof longevity and industrial-grade strength.
- • **High Pressure Ready:** Withstands up to 300 PSI, perfect for demanding plumbing and industrial applications.
- • **Precision Engineered Fit:** Seamlessly connect pipes with exact 3/8 inch NPT threading for leak-proof performance.

## Overview

This 5-piece set of 3/8 inch NPT male to female brass pipe fittings offers a robust, corrosion-resistant solution for connecting pipes. Engineered for high pressure (up to 300 PSI) and wide temperature ranges (-65°F to 250°F), these heavy-duty adapters ensure reliable, leak-proof connections in both industrial and home plumbing systems.

## Description

desertcart.com: Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) : Industrial & Scientific

Review: Good - I installed some temperature sensor and work perfect
Review: Good vslue - Good fit. Works great for reducing size

## Features

- Type: Standard 3/8 inch national pipe thread male to 3/8 inch national pipe thread female.for connecting pipes with different ends size.
- Heavy-duty brass construction with rust proof, Easy to connect . Double Male Kit was made with precision process
- Brass for corrosion resistance, high temperature ductility and low magnetic permeability, Max. Pressure: 300 PSI ,Temperature range：-65 to 250 F.
- NOTICE - NPT Thread is a Nominal Pipe Size, Does Not represent the actual diameter.Confirm the correct sizing on the product's detailed page
- Package included:NPT Male to NPT Female Adapter 5pcs.1pc teflon tape

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DKCXGF9J |
| Best Sellers Rank | #18,698 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #475 in Pipe Fittings |
| Brand | RouLiPouLi |
| Brand Name | RouLiPouLi |
| Color | Brass |
| Connector Type | Reducer |
| Customer Reviews | 4.4 out of 5 stars 41 Reviews |
| Exterior Finish | Brass |
| Included Components | adapter |
| Item Dimensions | 6.5 x 4 x 0.5 inches |
| Item dimensions L x W x H | 6.5 x 4 x 0.5 inches |
| Manufacturer | RouLiPouLi |
| Material | Brass |
| Material Type | Brass |
| Model Number | 348421NT |
| Size | 3/8 npt male x 3/8 npt female |
| Thread Size | 3/8 inch |
| Thread Type | NPT |
| Unit Count | 5.0 Count |

## Product Details

- **Brand:** RouLiPouLi
- **Color:** Brass
- **Connector Type:** Reducer
- **Exterior Finish:** Brass
- **Item dimensions L x W x H:** 6.5 x 4 x 0.5 inches
- **Manufacturer:** RouLiPouLi
- **Material:** Brass
- **Size:** 3/8 npt male x 3/8 npt female
- **Thread Size:** 3/8 inch
- **Thread Type:** NPT

## Images

![Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) - Image 1](https://m.media-amazon.com/images/I/71xsf2pgA2L.jpg)
![Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) - Image 2](https://m.media-amazon.com/images/I/71v7+OIJI2L.jpg)
![Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) - Image 3](https://m.media-amazon.com/images/I/71vfu3U-ZJL.jpg)
![Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) - Image 4](https://m.media-amazon.com/images/I/61ha4iSpr+L.jpg)
![Brass Pipe Fitting,3/8 Inch NPT Male to 3/8 Inch NPT Female Brass Pipe Hose Tube Fitting 3/8'' Male NPT to 3/8'' Female NPT Reducer Adapter 5pcs (3/8 npt male x 3/8 npt female) - Image 5](https://m.media-amazon.com/images/I/719+jIoCEfL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by S***. on February 24, 2026*

I installed some temperature sensor and work perfect

### ⭐⭐⭐⭐ Good vslue
*by S***E on March 24, 2026*

Good fit. Works great for reducing size

### ⭐⭐⭐⭐⭐ good value
*by M***W on November 30, 2025*

product is just what it says it is plus it comes with some Teflon tape

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.hr/products/724423183-brass-pipe-fitting-3-8-inch-npt-male-to-3](https://www.desertcart.hr/products/724423183-brass-pipe-fitting-3-8-inch-npt-male-to-3)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-18*