---
product_id: 139109267
title: "Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF"
brand: "eastman"
price: "17800 Ft"
currency: HUF
in_stock: true
reviews_count: 13
category: "Eastman"
url: https://www.desertcart.hu/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded
store_origin: HU
region: Hungary
---

# 1 inch IPS threaded connection Stainless steel spring, 5-200 PSI range Solid brass body for durability Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF

**Brand:** eastman
**Price:** 17800 Ft
**Availability:** ✅ In Stock

## Summary

> 🚰 Elevate your flow game with Eastman’s brass check valve — because your system deserves the best!

## Quick Answers

- **What is this?** Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF by eastman
- **How much does it cost?** 17800 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded)

## Best For

- eastman enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Heavy-duty brass construction ensures corrosion resistance and long-term reliability.
- • **Trusted Compliance:** NSF and ANSI certified, meeting Safe Drinking Water Act standards for peace of mind.
- • **Precision Threaded Fit:** Seamlessly integrates with standard plumbing systems for hassle-free installation.
- • **Maintenance-Free Operation:** Engineered for smooth, worry-free water flow without the need for upkeep.
- • **Pressure-Optimized Performance:** Opens at a low 5 PSI and withstands up to 200 PSI for versatile applications.

## Overview

The Eastman Brass In-Line Check Valve features a 1 inch IPS threaded connection and a durable brass body paired with a stainless steel spring. Designed to prevent backflow in irrigation and plumbing systems, it operates efficiently between 5 and 200 PSI. Certified to NSF and ANSI standards, this maintenance-free valve offers reliable, long-lasting performance for both residential and commercial water applications.

## Description

Product Description Simplify your plumbing projects with the Eastman in-line check valve. Constructed from durable brass, this valve is designed to help prevent the backflow of fluids in irrigation, water pump, and general plumbing systems. It features 1 inch IPS threaded connections on both ends, making it compatible with standard piping setups. The stainless steel spring opens with a minimum pressure of 5 PSI and supports a maximum working pressure of 200 PSI. Designed for maintenance-free use, this compact valve helps promote smooth and efficient water flow in residential or commercial systems. From the Manufacturer This 1" IPS Brass In-Line Check Valve is designed to prevent water from traveling back to the source. This check valve is constructed from heavy-duty brass for durability and strength. This valve is compliant with the Safe Drinking Water Act.

Review: Solid, Well-Made, and Works Exactly as Expected - Solid, Well-Made, and Works Exactly as Expected This check valve is high quality and easy to install. The brass feels durable, the threading is clean, and it sealed perfectly with no leaks. Once installed, it did exactly what it’s supposed to do — prevented backflow and kept everything running smoothly in my RV’s water system. If you need a reliable in-line check valve, this one is definitely worth it.
Review: Well made, more reliable than pvc versions - Worth the extra cost over pvc valves: I’ve had too many failures with the latter.

## Features

- IN-LINE CHECK VALVE: Designed to help prevent backflow of fluids in water supply lines and other plumbing systems
- DESIGN: Features 1 in. IPS threaded inlet and outlet for compatibility with standard plumbing systems
- DURABLE: Built with a solid brass body and stainless steel spring for long-lasting use
- RATED PERFORMANCE: Minimum 5 PSI to open; rated for up to 200 PSI working pressure
- APPLICATION: Suitable for irrigation, pump, or water line applications; designed for maintenance-free operation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00GZ3H3JW |
| Best Sellers Rank | #91,717 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #207 in Check Valves |
| Brand | Eastman |
| Brand Name | Eastman |
| Customer Reviews | 4.6 out of 5 stars 839 Reviews |
| Exterior Finish | Stainless Steel , Brass |
| Global Trade Identification Number | 00091712423355 |
| Included Components | valve |
| Inlet Connection Size | 1 inches |
| Inlet Connection Type | Female Iron Pipe |
| Item Dimensions | 0.7 x 1.4 x 1.5 inches |
| Item Type Name | Brass In-Line Check Valve |
| Item dimensions L x W x H | 0.7 x 1.4 x 1.5 inches |
| Manufacturer | EZ-FLO |
| Manufacturer Part Number | 20405LF |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Maximum Pressure | 200 psi |
| Model Number | 20405LF |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 1 inches |
| Outlet Connection Type | FIP |
| Size | 1 in. |
| Specification Met | NSF, ANSI |
| Thread Size | 1 inch |
| Thread Type | FIP |
| UPC | 091712423355 |
| Unit Count | 1 Count |
| Valve Type | check valve |

## Product Details

- **Brand:** Eastman
- **Exterior Finish:** Stainless Steel,Brass
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** Female Iron Pipe
- **Item dimensions L x W x H:** 0.7 x 1.4 x 1.5 inches
- **Material:** Stainless Steel
- **Maximum Operating Pressure:** 200 Pound per Square Inch
- **Number of Ports:** 2
- **Outlet Connection Size:** 1 Inches
- **Outlet Connection Type:** FIP

## Images

![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 1](https://m.media-amazon.com/images/I/61W5T8Lg1NL.jpg)
![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 2](https://m.media-amazon.com/images/I/61U2StTDy8L.jpg)
![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 3](https://m.media-amazon.com/images/I/61Qa3NfnAqL.jpg)
![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 4](https://m.media-amazon.com/images/I/61wWg-Jh8cL.jpg)
![Eastman Brass In-Line Check Valve, 1 Inch IPS Threaded Connection, Stainless Steel Spring, 20405LF - Image 5](https://m.media-amazon.com/images/I/61eRAXodlOL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solid, Well-Made, and Works Exactly as Expected
*by D***A on December 5, 2025*

Solid, Well-Made, and Works Exactly as Expected This check valve is high quality and easy to install. The brass feels durable, the threading is clean, and it sealed perfectly with no leaks. Once installed, it did exactly what it’s supposed to do — prevented backflow and kept everything running smoothly in my RV’s water system. If you need a reliable in-line check valve, this one is definitely worth it.

### ⭐⭐⭐⭐⭐ Well made, more reliable than pvc versions
*by C***L on August 9, 2025*

Worth the extra cost over pvc valves: I’ve had too many failures with the latter.

### ⭐⭐⭐⭐⭐ Works well and lead free
*by T***A on August 11, 2025*

I use this 1 inch line when I am filling up a pesticide tank for spraying so I thought it might be a good idea to have a backflow valve on this line just in case. Works well.

## Frequently Bought Together

- EZ-FLO Brass In-Line Check Valve, 1 Inch IPS, Stainless Steel Spring, 20405LF
- 2PCS Brass Nipple Fitting 1" x 1" NPT Male Hex Adapter by CX WONDERLAND
- 2pcs Brass Hose Barb Fitting 1" Barb x 1" NPT Male Adapter Barbed by CX WONDERLAND

---

## 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.hu/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded](https://www.desertcart.hu/products/139109267-eastman-brass-in-line-check-valve-1-inch-ips-threaded)

---

*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-09-03*