Secure Your Connection: 20 Best Dot Fittings for Durable and Reliable Piping Systems

Welcome to our comprehensive roundup on dot fittings, a must-have accessory for any enthusiast seeking top-notch performance in their outdoor or DIY projects. Delve into the article as we showcase an array of premium dot fittings, providing you with the essential knowledge to make an informed purchase and elevate your construction or adventure experience.

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Mytee Products Dot Fittings for Nylon Tubing Kit - Brass Push to Connect

Introducing Mytee Products’ Dot Air Brake Fittings for Nylon Tubing Kit, a versatile brass push-to-connect solution. This 25-piece kit includes an array of useful components for your air brake system, such as various elbows, tees, unions, and even a nylon cutter. Make the switch to this convenient and reliable Dot Fittings kit today.

Dot Approved Nickel-Plated Brass Airline Swivel Elbow Fittings for Quick and Leak-Free Connections

Effortlessly connect your airline tubing with the VIAIR 11442 Swivel Elbow Fittings. Made from durable nickel-plated brass, these Dot approved fittings are designed for a leak-free connection, providing you with a reliable and corrosion-resistant solution. With an internal collet and external push button, these fittings offer a quick and easy connection, ensuring a seamless experience every time.

Viair 11480 Dot Approved Airline Fittings - 4 Pack

VIAIR’s nickel-plated brass fittings offer secure connections for pneumatic systems, with a working pressure of 0 to 200 psi. Available in multiple styles and sizes, these DOT-approved fittings simplify installation, making them a reliable choice for any airline straight fitting needs.

Midland Metal Dot Fittings - Brass Fittings and Composite Body Push-In

Introducing the Midland Metal 660604C, a versatile and robust airbrake fitting designed for optimal installation and performance. With its one-touch connection, this DOT-approved fitting reduces installation time and cost, making it a go-to option for any vehicle application. Boasting an ultraviolet and vibration-resistant composite body, this fitting is built to last in even the toughest environments. Available in various shapes and configurations, the Midland Metal 660604C simplifies installation while ensuring a secure connection every time.

Parker Dot Fitting: Metric Push-to-Connect Connector

This Parker Metric dot push-to-connect fitting is a versatile solution for your air fitting needs. It features push-to-connect connections for both fitting sides, with an application-suitable 5/8-inch tube outer diameter. The fittings are made from durable composite materials and are equipped with an M12 thread size. With a maximum operating pressure of 250 psi and a temperature tolerance of up to 200 degrees F, this fitting is perfect for various industrial and commercial applications. Available in a classic black color and at an overall length of 3 inches, this dot fitting meets the highest standards in terms of quality and performance.

Buyers Products 90P25 Dot Push-In Union Elbow Fitting

Experience the durability and ease of installation with Buyers Products NUE90P25. This universal DOT push-in union 90° elbow fitting, crafted from brass and poly with a corrosion-resistant nylon construction, features brass components for added longevity. Designed and manufactured to stringent industry standards, it provides a harmonious blend of functionality and aesthetics. Whether for your commercial or residential plumbing needs, the NUE90P25 guarantees everlasting reliability and value.

Brass Dot Push-to-Connect Fitting for 1/2 in Tube OD

Say hello to the Parker Brass Dot fitting - a sleek, reliable choice when it comes to connecting air lines. Made of sturdy brass, it can handle up to 250 psi and a max temperature of 200°F. Its push-to-connect design makes installation a breeze, while its 90-degree shape is perfect for tight spaces. Plus, it comes with pre-applied thread sealant for added convenience.

90-Degree Brass Elbow Union with DOT Approval for Pneumatic Systems

Experience a hassle-free installation process with VIAIR dot fittings. Crafted from nickel-plated brass, these secure connections are available in various styles and sizes, making them suitable for pneumatic systems. With a working pressure range of 0 to 200 psi, VIAIR’s dot fittings guarantee a simple and strong pneumatic system installation.

DOT-Certified Brass Air Brake Fitting Set of 5

Experience hassle-free air braking with Mytee Products’ D. O. T. approved Male Connector Brass Push-Lock Fittings. These versatile, 1/2” NPT brass fittings promise a snug fit for 1/2” OD air lines, ensuring reliable and sturdy connections. Designed for smooth operation, they comply with SAE J844 nylon tubing and FMVSS 571.106 standards, making them the ideal choice for worldwide applications.

Tectran Professional Dot Air Brake Fitting Kit

Dive into the world of professional repairs with the Tectran 3/8 in and 1/2 in Dot Air Brake Fitting Kit. This versatile collection comes with 20 Dot-rated push-to-connect fittings for 3/8 and 1/2 OD nylon airbrake tuning lines, as well as a nylon tube cutter. Conveniently housed in a plastic case, this assortment is perfect for mobile repair vehicles or maintenance shop setups. Keep organized with the included storage guide, featuring part numbers for hassle-free reordering.

Parker DOT Push-to-Connect Fitting for Air Applications

Featuring a push-to-connect fitting for ease of installation, this DOT-compliant adapter provides reliable performance within an impressive range of operating specifications. Designed with an overall length of 1 1/8 inches, it effortlessly connects air pipes and tubes measuring 1/4 inch pipe size with a fitting side B, and 1/2 inch tube outer diameter for side A. Crafted from composite materials, this sleek, black fitting ensures a secure connection while withstanding high pressure and temperatures.

Dot Marked, Brass Male Connector for Air Brake Lines

The Mytee Products Dot Male Connector Brass Push-Lock Air Brake Fitting perfectly fits your needs. This high-quality air brake connector with a 1/2” tube OD and 1/4” NPT thread size is a set of 5pcs and is made of durable brass material. It’s D. O. T compliant and capable of operating in temperatures from -40°F to +230°F, with pressure ranging from 0 to 250 psi. This versatile fitting meets all major global standards and legislation, such as SAE J1131 “Hot Pull” requirements, and is ideal for both air brake and gas brake systems.

21 Piece Air Brake Line Fittings Brass Push to Connect Kit

Enhance your truck’s air brake system with the versatile Mytee 21-piece Brake LineBrake Line Fittings Brass Push to Connect Kit. This comprehensive assortment includes a variety of elbow and straight fittings in different sizes to cater for your unique requirements, while the durable Brass construction promises long-lasting performance. Simplify your air brake line setup with this easily accessible and user-friendly kit.

24pc Composite Dot Push-to-Connect Fitting Kit

Effortlessly connect and enhance your plumbing system with the 24pc Composite Dot Push to Connect Fitting Kit, featuring Y’s, T’s, and unions. This comprehensive kit includes various sizes, shapes, and types of straight and angle unions, perfect for seamless integration into your existing plumbing setup. Say goodbye to complicated fittings and hello to a hassle-free, efficient plumbing experience.

Dot Composite Push-In Female Elbow I 3/8 x 1/4 D.O.T.ELB for Seamless Connections

Say goodbye to lengthy installation times with the Dot 3/8” x 1/4” Push-in female elbow. This rugged, ultraviolet and vibration-resistant composite body is designed to meet various vehicle applications and make installations a breeze. Temperature ranges cover -40°F to 140°F (-40°C to 60°C), and it complies with D. O. T. FMVSS 49 CFR 571.106 and SAE J2494-3. A perfect addition to your toolbox, the 700604SC provides a quick one-touch connection, saving you both time and cost.

Pneumatic Dot Female Adapter Set for Tubing Connections

Introducing a top-notch set of 10 Pcs Pneumatic Fitting Dot Female Adapters, boasting brass nickel-plated push-to-connect fittings. These adapters feature a straight female design, ensuring seamless connections with 1/4 inch O. D. tubes and 1/8-inch NPT threads. With a brass body that’s 100% electroless, these fittings are built for durability and performance. Suitable for inch tubing with an O. D. range of 5/32-inch to 1/2-inch, these adapters cater to various thread sizes, from 10-32 UNF to 1/8 NPT to 1/2 NPT. Whether you’re working on plumbing or industrial projects, these Dot fittings are the perfect solution.

Viair 11472 4-Pack Dot Approved Straight Dot Fittings

Enjoy hassle-free airline connections with VIAIR’s Dot-approved fittings. Made from durable nickel-plated brass, these fittings ensure leak-free connections and withstand up to 200 PSI working pressure. The internal collet and external push button make connecting a breeze, and we recommend using a hose cutter for the best results.

Brass 1/2” Dot Composite Branchtee Fitting with 3/8” Tube for Aviation Applications

These 1/2” Mptx 3/8” Tube Dot Composite fittings, part number 720608C, are designed for easy installation with their one-touch connection. Made from a rugged composite material that’s both ultraviolet and vibration-resistant, these Branchtee fittings offer versatile shapes and configurations to accommodate various vehicle applications and make installation a breeze. Available in temperature ranges of -40°F to 140°F (-40°C to 60°C), these fittings meet D. O. T. FMVSS 49 CFR 571.106 and SAE J2494-3 standards, making them suitable for SAE J844 and D. O. T. FMVSS 49 CFR 571.106 certified tubing.

Dot Fitting - One-Touch Connection for Multiple Applications

Introducing the SMC KV2L07-99, a hassle-free dot fitting solution. With its one-touch fitting design, this dot fitting is perfect for quick and easy installation. With a variety of options available, you can choose the perfect dot fitting to suit your needs. Ideal for a range of applications, the SMC KV2L07-99 is here to make your life easier.

Dot Brass Push In Fitting Kits 1/4” to 3/4” Tube Size (5pcs)

Introducing the versatile Dot Brass Push-to-Connect Fittings by TL TOOLEGIN, perfect for various applications like grease, fuels, refrigeration, water, oil, gas, and hydraulic systems. These fittings feature 250 PSI working pressure and excellent temperature resistance, ranging from -40°F to 200°F. The CA360 CA377 brass material ensures high corrosion resistance, ductility at high temperatures, and low magnetic permeability. Please remember, these fittings are not deemed lead-free and not suitable for use with potable water.

Buyer’s Guide

Dot fittings are a crucial component in various automotive systems, including brake, fuel, and coolant lines. These fittings ensure a reliable and leak-free connection point for hoses and tubing. When selecting dot fittings, consider the following essential features and considerations to make the right purchase for your application.

Material Types

Dot fittings are available in various materials to cater to different temperature ranges, pressure levels, and chemical compatibility requirements. Common materials include stainless steel, brass, and aluminum. Stainless steel offers excellent corrosion resistance and high-temperature tolerance, making it suitable for harsh conditions. Brass is a cost-effective option that provides good durability and corrosion resistance. Aluminum is lightweight and offers good corrosion resistance, but may not be suitable for high-temperature applications.

Thread Types

Dot fittings come in different thread types, such as UNF, UNR, MNPT, and NPTF. Ensure compatibility with the hoses or tubing you are using and the system’s requirements. Some dot fittings may require specific gaskets or sealing compounds, so check the manufacturer’s recommendations for proper installation.

Dimensions and Shape

Dot fittings are available in various sizes and shapes to accommodate different hose or tubing diameters and lengths. Ensure that the fittings you choose have the correct dimensions and shape for your application. Some dot fittings may have additional features, such as a flared or tapered design, which can improve leak protection and ease of connection.

Temperature and Pressure Ratings

Dot fittings have specific temperature and pressure ratings to ensure safe and reliable performance. Check the manufacturer’s specifications to confirm that the fittings you choose can operate within the operating temperature and pressure limits of your system. Overloading fittings with excessive pressure or temperatures can lead to leaks, ruptures, or even failure.

FAQ

What are dot fittings used for?

Dot fittings, also known as dot-to-dot or dot-to-dot fittings, are used to connect two or more pipes or tubes together. They are commonly used in heating and plumbing systems where pipes need to be joined securely and efficiently. Dot fittings are designed to create a strong and leak-free connection, making them an essential component in various applications.

Dot fittings can be found in a wide range of materials, including brass, copper, and stainless steel. They come in different sizes and shapes, making them suitable for various pipe diameters and applications. The most popular type of dot fittings is the compression dot fitting, which uses an O-ring to create a tight and secure seal when the fitting is compressed.

How do dot fittings work?

Dot fittings work by creating a tight and secure connection between two pipes or tubes. The dot fitting is typically made up of a body, a compression ring, and a nut. The nut is inserted over the pipes or tubes and tightened onto the body of the fitting. This compression causes the O-ring to deform and create a tight seal between the pipes or tubes.

Dot fittings are designed to be easy to install and use. They can be used with a wide range of pipe materials and sizes, making them a versatile option for plumbing and heating applications. However, it is essential to use the correct size and type of dot fitting for the specific application to ensure a secure and leak-free connection.

What sizes are dot fittings available in?

Dot fittings are available in various sizes to accommodate different pipe diameters. Common sizes for dot fittings include 1/4 inch, 3/8 inch, 1/2 inch, and 3/4 inch. The size of the dot fitting is typically indicated by a number or letter on the body of the fitting, making it easy to identify the correct size for the application.

It is essential to use the correct size dot fitting for the specific application to ensure a secure and leak-free connection. Using a smaller or larger size dot fitting than required can result in a loose connection or even damage to the pipes or tubes being connected. Therefore, it is crucial to choose the appropriate size dot fitting based on the pipe diameter and the application requirements.

What materials are dot fittings available in?

Dot fittings are available in various materials to suit different applications and requirements. The most common materials for dot fittings include brass, copper, and stainless steel. These materials offer different benefits, such as durability, corrosion resistance, and temperature resistance. Brass dot fittings are generally used for indoor applications, while copper and stainless steel are more suitable for outdoor or high-temperature applications.

It is essential to choose the correct material for the specific application to ensure the dot fitting can withstand the required temperature, pressure, and corrosion levels. For example, if the application involves high temperatures or harsh chemical environments, stainless steel dot fittings may be a better option than brass or copper.

What are the benefits of using dot fittings?

Dot fittings offer several benefits over other types of pipe connections, such as threaded or welded connections. Some of the key benefits of using dot fittings include ease of installation, reliability, and leak-free performance. Dot fittings can be installed quickly and easily, without the need for specialized tools or equipment.

Dot fittings provide a reliable connection, even under high pressure or temperature conditions. The O-ring seal in the dot fitting creates a tight and secure connection, preventing leaks and reducing the risk of damage to the surrounding area. Dot fittings are also durable and can withstand repeated use and disassembly without losing their seal.

Are dot fittings suitable for use in high-pressure applications?

Yes, dot fittings are suitable for use in high-pressure applications, as long as the correct size and type of dot fitting are used. Dot fittings are designed to create a strong and leak-free connection, even under high pressure conditions. The O-ring seal in the dot fitting provides a tight and secure connection, preventing leaks and reducing the risk of damage to the surrounding area.

However, it is essential to choose the correct size and type of dot fitting for the specific application to ensure a secure and leak-free connection. Using a smaller or larger size dot fitting than required can result in a loose connection or even damage to the pipes or tubes being connected. Therefore, it is crucial to consult the manufacturer’s specifications and choose the appropriate size and type of dot fitting for the specific application.

As an Amazon Affiliate, I receive compensation through qualified purchases at no cost to you!