---
product_id: 588208717
title: "50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m"
brand: "boeray"
price: "¥6389"
currency: JPY
in_stock: true
reviews_count: 13
category: "Boeray"
url: https://www.desertcart.jp/products/588208717-50ft-1-4-dot-air-line-sae-j844-pa12-nylon
store_origin: JP
region: Japan
---

# 50FT length for versatile reach Works from -40℉ to +248℉ temperature range Includes precision cutter for perfect cuts 50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m

**Brand:** boeray
**Price:** ¥6389
**Availability:** ✅ In Stock

## Summary

> 🚛 Cut, Connect, Conquer: The Ultimate Air Hose for Pros Who Demand More

## Quick Answers

- **What is this?** 50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m by boeray
- **How much does it cost?** ¥6389 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/588208717-50ft-1-4-dot-air-line-sae-j844-pa12-nylon)

## Best For

- boeray enthusiasts

## Why This Product

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

## Key Features

- • **All-Weather Warrior:** Operates flawlessly from freezing -40℉ to scorching +248℉, ready for any climate challenge.
- • **Multi-Use Masterpiece:** Perfect for air, water, fuel, oil, and more—ideal for trucks, trailers, marine, and industrial pneumatic setups.
- • **DOT-Approved Durability:** Meets SAE J844 standards, guaranteeing safety and reliability for your air brake and suspension systems.
- • **Precision-Cut Perfection:** Comes with a built-in cutter ensuring smooth, leak-free cuts every time—no gaps, no fuss.
- • **Ultra-Flexible Nylon Build:** Crafted from high-grade PA12 nylon for superior abrasion resistance and easy bending without compromising strength.

## Overview

The Boeray 50FT 1/4 DOT Air Line is a premium SAE J844 DOT-approved PA12 nylon pneumatic hose designed for high-pressure air brake and suspension systems. Featuring a precision cutter for flawless cuts, it withstands extreme temperatures (-40℉ to +248℉) and offers exceptional flexibility and abrasion resistance. Ideal for diverse fluid transfers including air, water, fuel, and oil, this hose is a reliable, professional-grade solution for automotive, marine, and industrial applications.

## Description

Boeray 50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m: desertcart.com: Industrial & Scientific

Review: buy - worked well -seems to be adequete quality
Review: Great replacement line - I keep this a an emergency repair airline and the ease of use and the flexibility of this product is great. It is durable and fits and cuts easily. No leaks along the length, just make sure to cut square.

## Features

- 【Includes 1 Cutter】For no air leakage, the cross section of the air line must be smooth and flat, no gap, uneven, and the tube cannot be oval. Our air tubing come with a tube cutter to make cutting more convenient and easier!
- 【SAE J 844 DOT Approved】SAE J 844 type 1/4” OD × 50FT(15.5meters) air line DOT approved, Tube size: 1/4" OD × 4.35mm ID, Working temperature: -40℉ to +248℉(-40℃ to +120℃), Max working pressure: 500 PSI.
- 【PA12 Nylon - High Resistance & Multiple Transfer】Boeray 1/4 inch × 50’ air pneumatic hose is made of high quality Polyamide 12 nylon, meet a wide range of transportation needs, such as water, air, fuel, oil, etc. High quality abrasion and impact resistance to withstand most wear and tear.
- 【High Flexibility for easy bending】High toughness nylon DOT tubing, you can bend it easily. Note: please bend it under limited condition, do not over bend it to affect the usage.
- 【Application】Our nylon brake line is perfect for air suspension and air brake systems, fluid transfer like water oil and fuel for automotive vehicle marine, chemical transport, instrumentation lines, paint spraying, garden irrigation control systems, LPG and compressed natural gas systems, misting systems, pneumatic systems, clutch systems, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CFTVFJQZ |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #2,554 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #9 in Industrial Tubing |
| Brand | boeray |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (459) |
| Date First Available | August 16, 2023 |
| Item Length | 600 Inches |
| Item Package Quantity | 1 |
| Item Weight | 10.5 ounces |
| Item model number | TZ7127-50B |
| Manufacturer | boeray |
| Material | Nylon |
| Maximum Pressure | 200 Pound per Square Inch |
| Nominal Wall Thickness | 0.063 inches |
| Outside Diameter | 0.25 Inches |
| Part Number | TZ7127-50B |
| Product Dimensions | 600"L x 0.25"W |
| Size | 1/4" OD 50FT |

## Product Details

- **Brand:** boeray
- **Color:** Black
- **Item Length:** 600 Inches
- **Item Weight:** 0.3 Kilograms
- **Manufacturer:** boeray
- **Material:** Nylon
- **Maximum Pressure:** 200 Pound per Square Inch
- **Nominal Wall Thickness:** 0.063 inches
- **Outside Diameter:** 0.25 Inches
- **Product Dimensions:** 600"L x 0.25"W

## Images

![50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m - Image 1](https://m.media-amazon.com/images/I/716mU63nYyL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ buy
*by J***R on November 10, 2025*

worked well -seems to be adequete quality

### ⭐⭐⭐⭐⭐ Great replacement line
*by I***T on July 27, 2025*

I keep this a an emergency repair airline and the ease of use and the flexibility of this product is great. It is durable and fits and cuts easily. No leaks along the length, just make sure to cut square.

### ⭐⭐⭐⭐⭐ Great product for a great price worked great for air ride!
*by E***N on September 30, 2025*

I used this for air ride, and it worked perfect. Seems to be durable yet flexible. It's hard enough to last but soft enough to get in to tough places and run clean. This fit all fittings perfectly with no leaks. The length seems to be exact. I will buy again and would recommend!

## Frequently Bought Together

- Boeray 50FT 1/4 DOT Air Line SAE J844 PA12 Nylon Air Hose with Cutter 1/4” OD Pneumatic Tubing DOT Approved 1/4 Air Brake Hose for Air Suspension Kit Truck Trailer Brake System & Fluid Transfer 15.5m
- CheeMuii 43 PCS Brass DOT Air Brake Line Fittings 1/4" 3/8" 1/2" Push to Connect Fittings Quick Connect & NPT Thread Tube Air Hose Fittings Repair Kit for Truck or Industrial Air System
- Mytee Products 1/2" OD x 50' Black SAE J844 Nylon Air Brake Tubing DOT Approved | Pneumatic Nylon Air Line Hose for Air Brake System

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**Shop now:** [https://www.desertcart.jp/products/588208717-50ft-1-4-dot-air-line-sae-j844-pa12-nylon](https://www.desertcart.jp/products/588208717-50ft-1-4-dot-air-line-sae-j844-pa12-nylon)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-07*