---
product_id: 7916057
title: "New In tank Check valve for air compressor 1/2\" FPT x 1/2\" MPT"
brand: "conrader"
price: "255 DH"
currency: MAD
in_stock: true
category: "Conrader"
url: https://www.desertcart.ma/products/7916057-new-in-tank-check-valve-for-air-compressor-1-2
store_origin: MA
region: Morocco
---

# 1/2" NPT precision threads 1/8" un-loader port for versatile setup Brass corrosion-resistant build New In tank Check valve for air compressor 1/2" FPT x 1/2" MPT

**Brand:** conrader
**Price:** 255 DH
**Availability:** ✅ In Stock

## Summary

> ⚙️ Lock in your air pressure, unlock peak compressor performance!

## Quick Answers

- **What is this?** New In tank Check valve for air compressor 1/2" FPT x 1/2" MPT by conrader
- **How much does it cost?** 255 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/7916057-new-in-tank-check-valve-for-air-compressor-1-2)

## Best For

- conrader enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable brass construction resists corrosion and wear for long-term reliability.
- • **Made in the USA:** Crafted by Conrader Co., guaranteeing quality and trusted performance.
- • **Precision Threading Fit:** 1/2" female and male NPT threads ensure a secure, leak-proof connection.
- • **Seamless Airflow Control:** Prevents backflow to protect your compressor pump effortlessly.
- • **Versatile Un-loader Port:** 1/8" female NPT side port supports un-loader line or easy plugging if unused.

## Overview

This 1/2" male-to-female NPT brass check valve by Conrader Co. is engineered to prevent air backflow in compressors, featuring precision threads and a versatile 1/8" un-loader port. Compact and corrosion-resistant, it ensures your air tank maintains optimal pressure and protects your pump, making it a must-have upgrade for any serious compressor setup.

## Description

The item for sale on this listing is a new 1/2" male npt by 1/2" female npt air compressor in tank check valve, with 1/8” female npt threads on the side for un-loader port. Check valves are used to prevent backflow of air. This style is used to directly screw into the air tank and keep pressure from leaving the tank and putting pressure against the compressor pump once the compressor is shut off. This item is made in the united states by CONRADER CO. Specifications: -Air inlet threads: 1/2" female npt which measure about 24/32 in diameter -Outlet threads: male npt which measure about 26/32 in diameter these threads are the male threads that screw into the air tank. -Side un-loader port: 1/8” female npt threads, which measure about 10/32” in diameter. This port is used for a un-loader line, some compressors do not have this if yours does not you would just plug this port.

## Features

- Air inlet threads: 1/2" female npt which measure about 24/32 in diameter
- Outlet threads: male npt which measure about 26/32 in diameter these threads are the male threads that screw into the air tank.
- Side un-loader port: 1/8” female npt threads, which measure about 10/32” in diameter. This port is used for a un-loader line, some compressors do not have this if yours does not you would just plug this port.
- 1/2" Male NPT x 1/2" Female NPT Check Valve
- Brass

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003H7ITEW |
| Best Sellers Rank | #140,251 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #444 in Air-Compressor Accessories |
| Date First Available | April 21, 2009 |
| Item Weight | 3.52 ounces |
| Item model number | 43211-1866 |
| Manufacturer | Conrader |
| Product Dimensions | 2.75 x 1 x 1 inches |

## Images

![New In tank Check valve for air compressor 1/2" FPT x 1/2" MPT - Image 1](https://m.media-amazon.com/images/I/21bCiRSC6WL.jpg)

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**Shop now:** [https://www.desertcart.ma/products/7916057-new-in-tank-check-valve-for-air-compressor-1-2](https://www.desertcart.ma/products/7916057-new-in-tank-check-valve-for-air-compressor-1-2)

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-08-22*