---
product_id: 603838222
title: "CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System"
brand: "cheemuii"
price: "€ 95.20"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.nl/products/603838222-cheemuii-23-pcs-brass-dot-air-line-fittings-kit-1
store_origin: NL
region: Netherlands
---

# Quick push-to-connect design 23-piece comprehensive kit DOT & SAE certified brass fittings CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System

**Brand:** cheemuii
**Price:** € 95.20
**Availability:** ✅ In Stock

## Summary

> 🚛 Upgrade your air brake game with pro-grade speed and reliability!

## Quick Answers

- **What is this?** CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System by cheemuii
- **How much does it cost?** € 95.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/603838222-cheemuii-23-pcs-brass-dot-air-line-fittings-kit-1)

## Best For

- cheemuii enthusiasts

## Why This Product

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

## Key Features

- • **Complete 23-Piece Set:** All essential 1/4", 3/8", and 1/2" fittings plus tube cutter for seamless repairs and upgrades.
- • **Effortless Quick Connect:** Push-to-connect fittings enable fast, tool-free installation and removal—save time on every job.
- • **Premium CA360 Brass Build:** Durable, corrosion-resistant, and FMVSS 571.106 & SAE J1131 certified for trusted safety and longevity.
- • **Versatile Application Range:** Perfect for semi-trucks, RVs, industrial workshops, and even garden equipment—be ready for any air brake challenge.
- • **High-Pressure & Temperature Ready:** Operates reliably from vacuum up to 300 psi and -40°F to 200°F for versatile, heavy-duty use.

## Overview

The CheeMuii 23 PCS Brass DOT Air Line Fittings Kit offers a complete, certified solution for air brake systems with 23 precision brass fittings and a tube cutter. Engineered from high-quality CA360 brass, these DOT and SAE-approved quick-connect fittings ensure corrosion resistance, high-temperature durability, and easy installation. Designed for pressures up to 300 psi and temperatures from -40°F to 200°F, this kit is ideal for semi-trucks, trailers, RVs, and industrial applications, delivering professional-grade performance and reliability.

## Description

CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System

## Features

- 23 PCS PACKAGE: The 23 pcs DOT air brake fittings kit includes: 8 pcs 1/4 inch straight union DOT fittings, 8 pcs 3/8 inch straight union DOT fittings, 6 pcs 1/2 inch straight union DOT fittings, 1 pc tube cutter. DOT quick connect fitting assortment types: 1/4", 3/8", 1/2"
- PREMIUM QUALITY: The CheeMuii DOT air line quick connect fittings are made of high-quality CA360 brass, meet D.O.T. FMVSS 571.106 approved, SAE J1131 air brake system requirements, with corrosion resistance, high-temperature ductility, low permeability and long service life
- QUICK CONNECT FITTINGS: Our DOT push to connect fittings are extremely easy to install, can be sealed by pushing the tube firmly into the fitting and are also simple to remove from the tube
- MAX WORKING INTENSITY: The brass DOT air fittings can be operated in pressures from vacuum to 300 psi and in temperatures from -40°F to +200°F (-40°C to +93°C). Note: see the tubing manufacturer's recommendations for pressure and temperature mutations
- WIDE APPLICATION: The DOT air brake fittings can be used with air suspension systems, copper tubing in airline brake systems, perfect for truck /RV repair air line leak, also ideal for industrial workshops, daily garden or lawn mower repair, towing machine hose connection, etc

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 23PCS |
| Material | Brass |
| Brand | CheeMuii |
| Color | Gold |
| Item dimensions L x W x H | 6.7 x 4.7 x 2.4 inches |
| Connector Type | Union |
| Thread Size | 1/4, 3/8, 1/2 |
| Exterior Finish | Copper |
| Thread Type | NPT |
| Item Weight | 0.76 Kilograms |
| Number of Pieces | 23 |
| Manufacturer | CheeMuii |
| Part Number | Straight Union |
| Item Weight | 1.67 pounds |
| Product Dimensions | 6.7 x 4.7 x 2.4 inches |
| Item model number | Straight Union |
| Item Package Quantity | 1 |
| Included Components | 1/2" Straight Union, 1/4" Straight Union, 3/8" Straight Union, Tube Cutter |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Size:** 23PCS
- **Material:** Brass
- **Brand:** CheeMuii
- **Color:** Gold
- **Item dimensions L x W x H:** 6.7 x 4.7 x 2.4 inches
- **Connector Type:** Union
- **Thread Size:** 1/4, 3/8, 1/2
- **Exterior Finish:** Copper
- **Thread Type:** NPT
- **Item Weight:** 0.76 Kilograms

## Images

![CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System - Image 1](https://m.media-amazon.com/images/I/71+PAPD8AqL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great Value and Quality
*by T***2 on April 7, 2025*

Great value and quality with a huge assortment of fittings and sizes. Appears to be DOT-approve,d and the brass is nice.

### ⭐⭐⭐⭐⭐ Good kit
*by R***S on April 22, 2025*

Great value , good selection

### ⭐⭐⭐⭐⭐ Great
*by R***. on March 5, 2025*

Great set, perfect to keep in the garage and motorhome

## Frequently Bought Together

- CheeMuii 23 PCS Brass DOT Air Line Fittings Kit 1/4 3/8 1/2 DOT Quick Connect Air Fittings Straight Union Push to Connect Air Hose Fittings for Semi Truck Trailers Air Brake System
- CheeMuii 76 Pcs Brass DOT Air Line Fittings Kit Push Lock Air Fittings Push to Connect Fittings NPT Thread & Quick Connect Air Hose Fittings for DOT Air Line Air Hose Pneumatic Tubing

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-14*