---
product_id: 23024663
title: "Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2\" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36\" Length, 1/2\" ID"
brand: "hose master"
price: "$467.93"
currency: USD
in_stock: true
category: "Hose Master"
url: https://www.desertcart.ec/products/23024663-masterflex-stainless-steel-321-flexible-hose-assembly-1-2-stainless
store_origin: EC
region: Ecuador
---

# Super flexible design 300 PSI max pressure rating 304 & 321 stainless steel build Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID

**Brand:** hose master
**Price:** $467.93
**Availability:** ✅ In Stock

## Summary

> 🛠️ Flex your plumbing power with Masterflex’s stainless steel strength!

## Quick Answers

- **What is this?** Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID by hose master
- **How much does it cost?** $467.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/23024663-masterflex-stainless-steel-321-flexible-hose-assembly-1-2-stainless)

## Best For

- hose master enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Length:** 36-inch hose balances reach and manageability for versatile installs
- • **Precision Connection:** 150 PSI female union ensures leak-proof, secure joins
- • **Unmatched Flexibility:** Easily adapts to tight spaces and vibration-prone setups
- • **Premium Stainless Steel:** Durable 321 core with 304 hex NPT fittings for corrosion resistance
- • **Pressure-Ready Performance:** Handles up to 300 PSI for demanding plumbing tasks

## Overview

The Masterflex Stainless Steel 321 Flexible Hose Assembly is a 36-inch, 1/2-inch ID plumbing hose engineered for high durability and flexibility. Featuring a corrosion-resistant 321 stainless steel core and 304 stainless steel hex NPT male fittings, it supports up to 300 PSI maximum pressure. Designed to minimize connection misalignment and withstand vibration, this gray hose is ideal for professional-grade plumbing applications requiring reliable, long-lasting performance.

## Description

Hose Master Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID: Plumbing Hoses: desertcart.com: Tools & Home Improvement

## Features

- Super Flexible Hose Assembly
- Use When Vibration is a Concern
- Minimizes Connection Misalignment
- Gray Color
- Core Material is Stainless Steel 321

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B007L8NEXE |
| Best Sellers Rank | #1,997,788 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3,399 in Tubing & Hoses |
| Brand | Hose Master |
| Color | Gray |
| Date First Available | February 13, 2012 |
| Is Discontinued By Manufacturer | No |
| Item Length | 36 Inches |
| Item Weight | 1.2 pounds |
| Item model number | M-08-H47-0036-A2-L2 |
| Manufacturer | Hose Master |
| Material | Stainless Steel |
| Maximum Pressure | 300 Pound per Square Inch |
| Product Dimensions | 36"L x 0.5"W |

## Product Details

- **Brand:** Hose Master
- **Color:** Gray
- **Item Length:** 36 Inches
- **Item Weight:** 1.2 Pounds
- **Manufacturer:** Hose Master
- **Material:** Stainless Steel
- **Maximum Pressure:** 300 Pound per Square Inch
- **Product Dimensions:** 36"L x 0.5"W

## Images

![Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID - Image 1](https://m.media-amazon.com/images/I/51S6dva57rL.jpg)
![Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID - Image 2](https://m.media-amazon.com/images/I/91owNtzMu7L.jpg)

## Frequently Bought Together

- Hose Master Masterflex Stainless Steel 321 Flexible Hose Assembly, 1/2" Stainless Steel 304 Hex NPT Male x 150 psi NPT Female Union Connection, 300 PSI Maximum Pressure, 36" Length, 1/2" ID
- Quickun Stainless Steel Reducing Hex Bushing, 1/2" Male NPT to 1/4" Female NPT, Reducer Bushing Pipe Hose Fitting (Pack of 2)
- Beduan 1/2" Tee Female NPT T Shaped 3 Way Cast Pipe Fitting - Stainless Steel 304 (Pack of 2)

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**Shop now:** [https://www.desertcart.ec/products/23024663-masterflex-stainless-steel-321-flexible-hose-assembly-1-2-stainless](https://www.desertcart.ec/products/23024663-masterflex-stainless-steel-321-flexible-hose-assembly-1-2-stainless)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-22*