---
product_id: 4749198
title: "3/8 x 3/8 Union Fitting (4 pieces)"
brand: "monster fastener"
price: "NT$1584"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/4749198-3-8-x-3-8-union-fitting-4-pieces
store_origin: TW
region: Taiwan
---

# Pack of 4 3/8" Diameter Brass Material 3/8 x 3/8 Union Fitting (4 pieces)

**Brand:** monster fastener
**Price:** NT$1584
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with Confidence!

## Quick Answers

- **What is this?** 3/8 x 3/8 Union Fitting (4 pieces) by monster fastener
- **How much does it cost?** NT$1584 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/4749198-3-8-x-3-8-union-fitting-4-pieces)

## Best For

- monster fastener enthusiasts

## Why This Product

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

## Key Features

- • **Compact Size:** Ideal for tight spaces without compromising performance.
- • **Easy Installation:** User-friendly design for quick and hassle-free setup.
- • **Unmatched Versatility:** Perfect for various plumbing applications.
- • **Cost-Effective Solution:** Get more value with a box of 4 fittings.
- • **Durable Brass Construction:** Engineered to withstand high pressure and corrosion.

## Overview

This 3/8 x 3/8 Union Fitting set includes four durable brass fittings, designed for seamless connections in plumbing systems. With a compact size and easy installation, these fittings are perfect for both professionals and DIY enthusiasts looking for reliable solutions.

## Description

3/8 x 3/8 Union FittingConnection Type A x B: Female Flare x Female FlareSize A: 3/8Size B: 3/8

## Features

- Diameter 1: 3/8 inches
- Diameter 2: 3/8 inches
- Material: Brass
- Type: Union Fitting
- Box of 4

## Images

![3/8 x 3/8 Union Fitting (4 pieces) - Image 1](https://m.media-amazon.com/images/I/31zIz66-NEL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.tw/products/4749198-3-8-x-3-8-union-fitting-4-pieces](https://www.desertcart.tw/products/4749198-3-8-x-3-8-union-fitting-4-pieces)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-08-10*