---
product_id: 619247324
title: "Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End)"
brand: "therwen"
price: "€ 80.77"
currency: EUR
in_stock: true
category: "Therwen"
url: https://www.desertcart.hr/products/619247324-therwen-4-sets-3-4-inch-chicago-air-fittings-npt
store_origin: HR
region: Croatia
---

# 4x 3/4'' NPT Chicago fittings Galvanized carbon steel durability Max 150 psi pressure rating Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End)

**Brand:** therwen
**Price:** € 80.77
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in reliability, unlock your workflow!

## Quick Answers

- **What is this?** Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) by therwen
- **How much does it cost?** € 80.77 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/619247324-therwen-4-sets-3-4-inch-chicago-air-fittings-npt)

## Best For

- therwen enthusiasts

## Why This Product

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

## Key Features

- • **Complete 4-Set Kit:** Everything you need—4 fittings, 4 safety locks, and 4 rubber washers for seamless setup.
- • **Rustproof Galvanized Steel:** Premium carbon steel with a galvanized finish resists corrosion and wear for extended service life.
- • **Built to Last Under Pressure:** Rated for up to 150 psi to ensure reliable, long-lasting performance in demanding environments.
- • **Safety-First Locking Mechanism:** Equipped with secure safety locks to guarantee a firm, leak-free connection every time.
- • **Versatile Industrial Compatibility:** Perfect for pneumatic tools, air compressors, automotive, and mechanical engineering applications.

## Overview

The Therwen 4 Sets 3/4 Inch Chicago Air Fittings feature durable galvanized carbon steel construction with a 150 psi max pressure rating. Each set includes 4 fittings, safety locks, and rubber washers, designed for secure, rust-resistant connections in pneumatic, automotive, and industrial applications.

## Description

Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - desertcart.com

## Features

- What You Will Receive: you will receive 4 x 3/4'' NPT Chicago fittings, 4 x silver safety locks and 4 x rubber washers, the quantity is enough for you to use, can meet your daily life needs
- Pressure Grade: the recommended maximum working pressure is under 150 psi to prolong its service life
- Rustproof and Durable Material: the universal 3/4 air hose is made of carbon steel, and the surface is galvanized, to prolong the service time
- Instructions for Use: each connector is equipped with a safety lock, which is applied to insert into the locking hole on the fitting to ensure that the air hose repair end is connected correctly
- Widely Application: the universal air fitting can be applied to many occasions, such as pneumatic equipment, automobile industry, air compressors and mechanical engineering

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CJ91CCCT |
| Best Sellers Rank | #81,816 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #90 in Air Tool Fittings |
| Brand | Therwen |
| Brand Name | Therwen |
| Color | Silver |
| Connector Type | Coupling |
| Customer Reviews | 4.7 out of 5 stars 62 Reviews |
| Exterior Finish | Silver |
| Item Dimensions | 3.94 x 3.94 x 3.35 inches |
| Item Weight | 2.2 Pounds |
| Item dimensions L x W x H | 3.94 x 3.94 x 3.35 inches |
| Manufacturer | Therwen |
| Manufacturer Part Number | GFA-Therwen-1666 |
| Material | Carbon Steel |
| Material Type | Carbon Steel |
| Model Number | GFA-Therwen-1666 |
| Number of Pieces | 4 |
| Set Name | Set of 4 |
| Size | 3/4'' |
| Thread Size | 3/4'' NPT |
| Thread Type | NPT |
| Unit Count | 4.0 Count |

## Product Details

- **Brand:** Therwen
- **Color:** Silver
- **Connector Type:** Coupling
- **Exterior Finish:** Silver
- **Item Weight:** 2.24 Pounds
- **Item dimensions L x W x H:** 3.94 x 3.94 x 3.35 inches
- **Material:** Carbon Steel
- **Size:** 3/4''
- **Thread Size:** 3/4'' NPT
- **Thread Type:** NPT

## Images

![Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - Image 1](https://m.media-amazon.com/images/I/81Vw6DJGu5L.jpg)
![Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - Image 2](https://m.media-amazon.com/images/I/71TRCdx7xmL.jpg)
![Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - Image 3](https://m.media-amazon.com/images/I/71tzmlThNnL.jpg)
![Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - Image 4](https://m.media-amazon.com/images/I/71xPQFJmDaL.jpg)
![Therwen 4 Sets 3/4 Inch Chicago Air Fittings Npt Iron Air Hose Fitting 2 Lug Universal Coupling for Female and Male End(Male End) - Image 5](https://m.media-amazon.com/images/I/71CDdTFDKhL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.hr/products/619247324-therwen-4-sets-3-4-inch-chicago-air-fittings-npt](https://www.desertcart.hr/products/619247324-therwen-4-sets-3-4-inch-chicago-air-fittings-npt)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-16*