---
product_id: 332089523
title: "Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8\" Tube OD x 3/8\" Tube OD Connector 5pcs (3/8\" OD Compression x 3/8\" OD Compression)"
brand: "zkzx"
price: "S$27"
currency: SGD
in_stock: true
reviews_count: 7
url: https://www.desertcart.sg/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3
store_origin: SG
region: Singapore
---

# 3/8" OD precision fit Includes compression nuts & ferrules Heavy-duty brass corrosion resistance Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression)

**Brand:** zkzx
**Price:** S$27
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with confidence — brass that means business!

## Quick Answers

- **What is this?** Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) by zkzx
- **How much does it cost?** S$27 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/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3)

## Best For

- zkzx enthusiasts

## Why This Product

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

## Key Features

- • **Durable Brass Build:** Crafted from rust-proof, corrosion-resistant brass for long-lasting, high-temperature performance.
- • **Compact 5-Pack Value:** Stock up with five connectors to keep your plumbing projects running smoothly without interruption.
- • **Precision 3/8" OD Fit:** Seamlessly connects aluminum, plastic, and copper tubing with exacting 3/8" outer diameter compatibility.
- • **Complete Compression Kit:** Each pack includes compression nuts and ferrules for hassle-free, secure installation.
- • **Versatile Straight Coupling:** Ideal for converting and joining straight compression thread pipe tubing across multiple materials.

## Overview

This 5-piece set of 3/8" OD brass compression tube fittings offers a robust, corrosion-resistant solution for connecting aluminum, plastic, and copper pipes. Featuring precision threading and included compression nuts and ferrules, these straight coupling adapters ensure secure, leak-proof joins ideal for professional-grade plumbing projects.

## Description

Package Includes: 5 X Compression to Compression adapter

## Features

- Type: Standard 3/8" Tube OD (Compression) male to 3/8" Tube OD (Compression) male.Compression nuts and ferrules included.5pcs
- Reducing adapter for different size tube pipes or fittings,Both fitting connects to tubing end.
- Tube OD Compression Straight Coupling Adapter for converting Aluminum, Plastic, and Copper straight compression thread pipe Tubing.
- Heavy-duty brass construction with rust proof, corrosion resistance, high temperature ductility and low magnetic permeability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 3/8" OD Compression x 3/8" OD Compression |
| Material | Brass |
| Brand | ZKZX |
| Color | Copper |
| Connector Type | Adapter |
| Thread Size | 0.375 mm |
| Exterior Finish | Brass |
| Thread Type | NPT |
| Item Weight | 0.01 Ounces |
| Number of Pieces | 5 |
| Manufacturer | ZKZX |
| UPC | 742089390633 |
| Item Weight | 0.01 ounces |
| Package Dimensions | 4.65 x 3.11 x 0.67 inches |
| Item model number | ZKZX-XXXX |
| Measurement System | inch |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Size:** 3/8" OD Compression x 3/8" OD Compression
- **Material:** Brass
- **Brand:** ZKZX
- **Color:** Copper
- **Connector Type:** Adapter
- **Thread Size:** 0.375 mm
- **Exterior Finish:** Brass
- **Thread Type:** NPT
- **Item Weight:** 0.01 Ounces
- **Number of Pieces:** 5

## Images

![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 1](https://m.media-amazon.com/images/I/61J4kcF-mBL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by N***I on September 3, 2024*

Good

### ⭐⭐⭐⭐⭐ Can't complain
*by A***R on September 3, 2025*

Good quality good price

### ⭐⭐⭐⭐⭐ Great
*by S***T on May 26, 2025*

Perfect sizing, excellent fit

## Frequently Bought Together

- Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression)
- 3/8 Fuel Line, 3003 Grade Aluminium Tubing for Brake Line, Metal Gas Line, Refrigeration Equipment, [3/8”OD][L:25FT.][ Wall Thickness:0.035"]

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**Shop now:** [https://www.desertcart.sg/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3](https://www.desertcart.sg/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-25*