---
product_id: 40149876
title: "400-3 1/4 in. Tube OD, Stainless Steel, Tube Fitting, Union TEE"
brand: "swagelok"
price: "$51.90"
currency: USD
in_stock: true
category: "Swagelok"
url: https://www.desertcart.us/products/40149876-400-3-1-4-in-tube-od-stainless-steel-tube
store_origin: US
region: United States of America
---

# Union tee for seamless connections 1/4" Tube OD precision fit Durable stainless steel build 400-3 1/4 in. Tube OD, Stainless Steel, Tube Fitting, Union TEE

**Brand:** swagelok
**Price:** $51.90
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect with confidence — the union your system deserves!

## Quick Answers

- **What is this?** 400-3 1/4 in. Tube OD, Stainless Steel, Tube Fitting, Union TEE by swagelok
- **How much does it cost?** $51.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/40149876-400-3-1-4-in-tube-od-stainless-steel-tube)

## Best For

- swagelok enthusiasts

## Why This Product

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

## Key Features

- • **Made in the USA:** Crafted with trusted quality and standards
- • **Union Tee Connector:** Effortless integration in complex piping systems
- • **Compact & Lightweight:** Only 2.08 oz for easy handling and installation
- • **Precision 1/4" Tube OD:** Engineered for exact fractional tubing compatibility
- • **Premium Stainless Steel:** Corrosion-resistant for long-lasting reliability

## Overview

The Swagelok 400-3 Union Tee is a high-quality stainless steel tube fitting designed for 1/4" OD fractional tubing. Lightweight yet durable, it ensures precise, corrosion-resistant connections in industrial and scientific applications. Proudly made in the USA, this fitting offers seamless integration and trusted performance for professional-grade plumbing systems.

## Description

1/4" tube OD. Connect fractional tubing. Made of stainless steel.

## Features

- 1/4" tube OD
- Connect fractional tubing
- Made of stainless steel
- Unit Count Type is Tube Fitting
- Made in :United States

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01KUBTZJ0 |
| Best Sellers Rank | #177,075 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #136 in Threaded Tube Fittings |
| Brand | Swagelok |
| Brand Name | Swagelok |
| Color | Stainless Steel |
| Connector Type | Union |
| Customer Reviews | 5.0 out of 5 stars 6 Reviews |
| Item Dimensions | 1.56 x 1.92 x 1.56 inches |
| Item Weight | 2.08 ounces |
| Item dimensions L x W x H | 1.56 x 1.92 x 1.56 inches |
| Manufacturer | Swagelok Company |
| Manufacturer Part Number | SS-400-3 |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Number | 2713D54EA |
| Number of Pieces | 3 |
| Size | 1/4 inch |
| Thread Type | NPT |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Swagelok
- **Color:** Stainless Steel
- **Connector Type:** Union
- **Item Weight:** 2.08 ounces
- **Item dimensions L x W x H:** 1.56 x 1.92 x 1.56 inches
- **Manufacturer:** Swagelok Company
- **Material:** Stainless Steel
- **Number of Pieces:** 3
- **Size:** 1/4 inch
- **Thread Type:** NPT

## Images

![400-3 1/4 in. Tube OD, Stainless Steel, Tube Fitting, Union TEE - Image 1](https://m.media-amazon.com/images/I/41q4dMQY42L.jpg)

## Questions & Answers

**Q: Is this just one tee?**
A: 26 pieces are available.  They are an SS-400-3 1/4" union tee

**Q: is this a compression fitting?**
A: Yes, SS-400-3 is a compression fitting by Swagelok. Compression fittings provide a secure, leak-tight connection between tubing and components without requiring soldering or welding. Apologies for the delayed response.

## Frequently Bought Together

- Swagelok SS-400-3 Stainless Steel Tube Fitting, Union Tee, 1/4" Tube OD
- Swagelok SS-400-1-4 Stainless Steel Tube Fitting, Male Connector, 1/4" Tube OD, 1/4" Male NPT
- Swagelok SS-400-6 Stainless Steel Tube Fitting, Union, 1/4" Tube Od

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**Shop now:** [https://www.desertcart.us/products/40149876-400-3-1-4-in-tube-od-stainless-steel-tube](https://www.desertcart.us/products/40149876-400-3-1-4-in-tube-od-stainless-steel-tube)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-07*