Copper Flare Fittings: Product Comparison

Flare x Copper Tube Compression Adapter Guide

The Flare x Copper Tube Compression Adapter is a versatile plumbing factor that enables secure and reliable connections in different plumbing projects. It is made to join flare fittings and copper tubing, providing a leak-proof seal and ensuring the proper flow of liquids and gases. The following information will give you a review of the features, specifications, and uses of the copper flare fittings.

Understanding Flare Fittings

Flare fittings are essential components in plumbing systems which allow secure connections between pipes and tubing. These fittings come with a 45° flare on one end, which allows for a tight and reliable connection using the corresponding flare around the tubing. Flare fittings are widely used in various applications because of the ability to resist vibration and mechanical pull-out.

One common type of flare fitting will be the SAE 45° flare, which follows the specifications set by the Society of Automotive Engineers. These fittings possess a 45° flare angle and are frequently used in automotive and hydraulic systems. They satisfy the functional requirements of SAE J512 and J513, ensuring their reliability and compatibility within these applications.

In addition to the SAE 45° flare, a different type of flare fitting is the inverted flare. This fitting comes with a cone-shaped flare around the fitting end, providing a good connection with the corresponding inverted flare on the tubing. Inverted flare fittings are a cost-effective option and widely used in automotive brake and fuel systems.

Features of Flare Fittings

Flare fittings offer several positive aspects that will make them a well known choice in plumbing systems:

  • Effectiveness against vibration: The 45° flare design of such fittings helps them withstand vibrations, ensuring the integrity from the connection even in dynamic environments.
  • Mechanical pull-out resistance: Flare fittings give a secure connection that resists pulling forces, preventing accidental disconnection.
  • Wide variety of applications: Flare fittings are versatile and can be utilized in different plumbing systems, including automotive, hydraulic, and gas applications.
  • UL Listed: Many flare fittings are UL Listed, meaning they are tested and certified by Underwriters Laboratories, a dependable safety organization.

Examples of Flare Fittings

Here are a few types of flare fittings:

Fitting Type Description
Straight Flare A straight fitting with 45° flare angles on ends, used for connecting two flare fittings or a flare fitting and tubing.
Union Flare A fitting with two flare ends joined with a union, permitting easy disconnection and reconnection of pipes or tubing.
Elbow Flare An angled fitting using a flare end, used for making 90° or 45° bends in plumbing systems.

These are merely several examples of the numerous varieties of flare fittings available, each designed for specific applications and installation requirements.

To conclude, flare fittings are crucial components in plumbing systems due to their secure connections, resistance to vibration, and wide variety of applications. Whether it’s the SAE 45° flare or perhaps the inverted flare, these fittings provide reliable and leak-free connections, making them an ideal choice in various plumbing projects.

Flare to Compression Adapter Options

The Flare x Copper Tube Compression Adapter offers a range of options to accommodate different plumbing needs. These options include:

  1. Flare to male NPT
  2. Flare to flare
  3. Flare to female NPT
  4. Flare to metric

One notable feature of these adapters will be the steel nut option, which provides additional strength and durability. This ensures a safe and secure and reliable connection, even during demanding plumbing applications.

Furthermore, some models of the Flare x Copper Tube Compression Adapter come with a Teflon seal on the valve core. This seal increases the leak-proof capabilities of the adapter, giving you reassurance and confidence in the performance.

It’s also worth mentioning that these particular adapters are machined to ARI Standards, guaranteeing precision and quality inside their construction. This ensures compatibility with industry standards and enables seamless integration with existing plumbing systems.

Lastly, the finger-tight quick seal cap is an important feature in the Flare x Copper Tube Compression Adapter. This cap allows for simple and quick installation without making use of additional tools. It ensures a good and secure connection, further improving the reliability and performance from the adapter.

Flare to Compression Adapter Options

Adapter Type Features
Flare to male NPT Steel nut option, Teflon seal, machined to ARI Standards, finger-tight quick seal cap
Flare to flare Steel nut option, Teflon seal, machined to ARI Standards, finger-tight quick seal cap
Flare to female NPT Steel nut option, Teflon seal, machined to ARI Standards, finger-tight quick seal cap
Flare to metric Steel nut option, Teflon seal, machined to ARI Standards, finger-tight quick seal cap

In summary, the Flare x Copper Tube Compression Adapter offers a number of options to cater to different plumbing requirements. With features including the steel nut option, Teflon seal, and machined to ARI Standards, these adapters provide secure, durable, and high-performance connections. The finger-tight quick seal cap adds convenience to the installation process. Pick the Flare x Copper Tube Compression Adapter for reliable and leak-free plumbing connections.

Working Pressure Ranges and Temperature Ranges

The Flare x Copper Tube Compression Adapter provides reliable connections in plumbing projects, with working pressure ranges that vary depending on the temperature and tubing size. It is vital to make sure that the temperature and tubing size are within the specified ranges to maintain the integrity in the connection. Is an overview of the working pressure ranges at 73°F:

Tubing Size Working Pressure Range (PSI)
1/8″ 2800
1/4″ 2000
3/8″ 1800
1/2″ 1600
5/8″ 1400
3/4″ 1200
7/8″ 450

The Flare x Copper Tube Compression Adapter also provides a broad temperature range of -65°F to 250°F, which makes it appropriate for various applications in plumbing projects.

Assembly Instructions for Flare Fittings

Proper assembly of flare fittings is vital to make certain a secure and leak-proof connection. Follow these recommended assembly instructions to attain optimal results:

  1. Inspect the flare fitting as well as the tubing for just about any indications of damage or imperfections.

  2. Make certain that both the flare fitting and also the tubing are clean and free from dirt, debris, or any foreign substances.

  3. Using a tubing cutter, cut the tubing for the desired length ensuring a clean and square cut.

  4. Remove any burrs or sharp edges from your tubing employing a deburring tool or even a file.

  5. Slide the flare nut on the tubing, followed by the cone-shaped flare sleeve.

  6. Carefully insert the tubing to the fitting body until it reaches the base.

  7. Tighten the flare nut with a flare nut wrench or perhaps a suitable wrench, making sure not to overtighten.

  8. Inspect the connection to ensure that the flare is correctly formed and the tubing is securely locked in place.

  9. Perform a leakage test by pressurizing the system and checking for just about any warning signs of leaks.

  10. If no leaks are detected, the assembly is done and prepared to be used.

Following these assembly instructions will allow you to acquire a reliable and durable connection along with your flare fittings.

Step Assembly Instructions for Flare Fittings
1 Inspect the flare fitting and also the tubing for any signs of damage or imperfections.
2 Ensure that both flare fitting and the tubing are neat and free from dirt, debris, or any foreign substances.
3 Employing a tubing cutter, cut the tubing towards the desired length ensuring a neat and square cut.
4 Remove any burrs or sharp edges from your tubing utilizing a deburring tool or perhaps a file.
5 Slide the flare nut to the tubing, then the cone-shaped flare sleeve.
6 Carefully insert the tubing in to the fitting body until it reaches the base.
7 Tighten the flare nut having a flare nut wrench or a suitable wrench, making sure never to overtighten.
8 Inspect the connection to ensure the flare is correctly formed as well as the tubing is securely held in place.
9 Conduct a leakage test by pressurizing the device and checking for any signs of leaks.
10 If no leaks are detected, the assembly is done and ready to be used.

Sizing and Nomenclature of Flare Fittings

Flare fittings play an important role in plumbing projects, and understanding their sizing and nomenclature is important for choosing the right fitting for your needs. Flare fittings are sized depending on the amounts of sixteenths of the inch inside the tube outer diameter (O.D.). Let’s break up the sizing and nomenclature to simplify your selection process.


The first series of numbers and letters in the part number identify the style and kind in the flare fitting. The 2nd series of numbers represents the size and style, using sixteenths of an inch. For example, a part number like 1 49 F – 6 – 4 indicates a forging style, a 3/8″ (6/16) tube O.D. size, along with a 1/4″ (4/16) pipe size.


The nomenclature of flare fittings helps you to identify the particular characteristics and size of each fitting. Comprehending the codes found in the part number ensures accurate selection and seamless ordering. Here’s a synopsis:

Nomenclature Description
Style and kind Identifies the precise style and kind of flare fitting
Tube O.D. Size Represents the dimensions of the outer diameter in the tube, indicated in sixteenths of an inch
Pipe Size Indicates the dimensions of the pipe that the flare fitting was created, also measured in sixteenths of the inch

By familiarizing yourself with the sizing and nomenclature of flare fittings, it is possible to confidently select the right fitting for the plumbing project and make certain a secure and reliable connection.

Advantages and Applications of Flare Fittings

Flare fittings are popular in plumbing projects because of their numerous advantages and versatile applications. These fittings offer several advantages that will make them a preferred selection for professionals in the business.

Benefits of Flare Fittings:

  • Resistance to Mechanical Pull-Out: Flare fittings are designed to resist mechanical pull-out, ensuring a safe and secure and reliable connection. This makes them suitable for applications where vibration or movement may occur.
  • Repeated Assembly and Disassembly: Flare fittings can be simply assembled and disassembled many times without compromising integrity. This flexibility allows for easy adjustments, repairs, or modifications without making use of replacement.
  • High-Quality Brass Materials: Flare fittings are manufactured from high-quality brass materials, guaranteeing durability and longevity. Brass is renowned for its corrosion resistance, making these fittings ideal for various plumbing applications.

Uses of Flare Fittings:

“Flare fittings are widely used in an array of plumbing applications, because of their reliability and leak-proof characteristics.”

Here are some common applications where flare fittings are widely employed:

  1. Flammable Liquid Applications: Flare fittings are listed with Underwriter’s Laboratories for flammable liquid applications, which makes them a safe and secure and trusted choice for projects relating to the transportation or distribution of flammable substances.
  2. Marine Applications: Because of their potential to deal with mechanical pull-out and corrosion resistance, flare fittings are popular in marine plumbing systems, ensuring reliable connections in harsh saltwater environments.
  3. Refrigeration Applications: Flare fittings play an important role in refrigeration systems, providing leak-proof connections for refrigerant lines, ensuring optimal performance and efficiency.
  4. Gas Applications: Flare fittings will also be extensively used in gas plumbing systems, offering reliable and secure connections for that distribution of gases, such as natural gas or propane.
  5. Hydraulic Tubing Applications: Flare fittings are suitable for use with some other materials, including copper, brass, aluminum, and welded steel hydraulic tubing. Their versatility allows them to be employed in diverse hydraulic systems.
  6. Hard-to-Hold Liquids and Gases: Flare fittings are specially designed for hard-to-hold liquids and gases, providing a trusted and leak-proof connection in challenging applications where containment is vital.

To summarize, flare fittings offer multiple advantages, including resistance to mechanical pull-out, simplicity of assembly and disassembly, and use of high-quality brass materials. These fittings find widespread applications in flammable liquid, marine, refrigeration, gas, hydraulic, and challenging liquid and gas plumbing systems. Their versatility, reliability, and leak-proof connections make them an essential component for many different plumbing projects.

Advantages Applications
Effectiveness against mechanical pull-out Flammable liquid applications
Repeated assembly and disassembly Marine applications
Produced from high-quality brass materials Refrigeration applications
Gas applications
Hydraulic tubing applications
Hard-to-hold liquids and gases

Additional Options and Pricing

In addition to the standard configurations, flare fittings offer an array of additional options to satisfy specific plumbing requirements. These options include:

  1. Bulkheads: Utilized for creating secure connections in confined spaces or through barriers.
  2. Auxiliary Fittings: Provide flexibility and adaptability in complex plumbing systems.
  3. Special Fittings: Customizable to fulfill unique project specifications.
  4. UL Stamped Fittings: Ensuring compliance with rigorous quality and safety standards.

When purchasing flare fittings, it is essential to take into account the pricing of non-stock items and consult the purchase price list supplied by the producer. For special configurations, it is strongly recommended to submit a print or sketch to inquire about pricing and availability. Please be aware that prices and availability are susceptible to change without prior notice, so it is best to keep an eye on the newest information.

Flare Fittings Pricing Comparison

Configuration Pricing
Standard Flare Fitting $5.99
Bulkhead Flare Fitting $8.99
Auxiliary Flare Fitting $6.99
Special Flare Fitting Custom Pricing

Note: The pricing shown is for illustrative purposes only and might vary dependant upon the manufacturer and distributor.

Streamline ACR Press System

The Streamline ACR Press Product is revolutionizing the plumbing industry featuring its cutting-edge technology and innovative design. Engineered to offer superior performance and reliability, this technique incorporates the newest advancements to provide exceptional brings about flare fittings.

The standout feature from the Streamline ACR Press Method is its Two Ring Advanced Press (T.R.A.P.) Technology. This groundbreaking technology ensures a stronger and a lot more secure seal by creating 200% more surface contact involving the fitting and the tubing. With T.R.A.P. Technology, you may have complete confidence inside the integrity of your connections.

The DualSeal Ring Design of the ACR Press System further enhances its sealing capabilities. This design guarantees a good and reliable seal, minimizing the potential risk of leaks and ensuring long-lasting performance. Additionally, the program includes the TrapZone Leak Barrier, an extra layer of protection that gives an added amount of security against potential leaks.

In terms of joint compression and sealing performance, the Streamline ACR Press System delivers exceptional results. The Force360 Press Contour technology ensures a much more uniform compression, promoting a trusted and tight seal each and every time. Furthermore, the Tri-Lock Press Profile enhances joint strength, making the device highly durable and resistant against any mechanical stress.

Compatibility is key with regards to plumbing systems, and also the Streamline ACR Press System excels in this region. It works with R410A and other frequently used refrigerant gases and oils, which makes it ideal for a wide range of applications. Whether you’re working on residential or commercial projects, this technique was created to meet your specific needs.

As being a proof of its quality and durability, the Streamline ACR Press System includes a 10-year limited warranty against defects in material and workmanship. This warranty offers reassurance and makes sure that you’re purchasing a reliable and long-lasting solution for the plumbing needs.

To Summarize

The Flare x Copper Tube Compression Adapter is an important component for secure and reliable connections in plumbing projects. Its versatile options, easy assembly instructions, and industry-leading innovations make it the ideal choice for plumbers and contractors alike.

With the Flare x Copper Tube Compression Adapter, you are able to achieve a leak-proof seal and ensure the appropriate flow of liquids and gases. Whether you are concentrating on residential or commercial plumbing projects, this adapter supplies the durability and performance necessary to do the job right.

By incorporating the Flare x Copper Tube Compression Adapter to your plumbing projects, you can have peace of mind realizing that your connections are secure and reliable. Leave behind leaks and inefficient flow, and hello to some plumbing system that performs at its best.