Hydraulic Flare Fitting

We offer a wide range of hydraulic flare fittings, including JIC, SAE, and metric styles, in steel, stainless steel, and brass. Our fittings ensure leak-free connections for hydraulic systems across diverse applications and pressure ratings.1 We provide expert support to help you choose the right flare fitting for your needs.

Hydraulic Flare Fitting Wholesale

We manufacture and wholesale a comprehensive selection of hydraulic flare fittings, including JIC, SAE, and metric types. Our fittings are available in various sizes, materials (steel, stainless steel, brass), and configurations to meet diverse hydraulic system requirements. We ensure high quality and reliable performance for all our flare fittings.

hydraulic flare fitting

Hydraulic Flare Fittings

  • Reliable Leak-Free Seals: Hydraulic flare fittings create exceptionally tight, leak-free connections crucial for high-pressure hydraulic systems, preventing fluid loss and ensuring efficient operation.

  • Wide Range of Applications: Available in various sizes, materials, and configurations (JIC, SAE, metric), flare fittings are adaptable to diverse hydraulic applications across industries like automotive, agriculture, and manufacturing.

  • Easy Installation and Maintenance: Flare fittings are relatively simple to install and maintain, reducing downtime and labor costs associated with hydraulic system assembly and repairs.

DF Hydraulics: Your Leading Hydraulic Flare Fitting Manufacturer

DF Hydraulics is a leading hydraulic fitting manufacturer specializing in high-quality hydraulic flare fittings. We produce a comprehensive range of flare fittings, including JIC, SAE, and metric styles, in various sizes and materials like steel, stainless steel, and brass. Our commitment to precision engineering and stringent quality control ensures reliable, leak-free connections for diverse hydraulic applications.

As a trusted hydraulic fitting manufacturer, DF Hydraulics offers expert support and competitive pricing. We serve a wide range of industries, providing solutions for fluid transfer, high-pressure systems, and more. Choose DF Hydraulics for dependable hydraulic flare fittings that meet your exact specifications and performance requirements.

inverted flare fitting

inverted flare hydraulic fittings

We provide various inverted flare hydraulic fittings, including JIC and other industry standards. Our offerings encompass various sizes, materials (steel, stainless steel, brass), and configurations to suit diverse hydraulic system needs. These fittings ensure reliable, leak-free connections in demanding applications.

flareless hydraulic fittings

flareless compression hydraulic tube fittings

We provide a broad selection of flareless compression hydraulic tube fittings, including various styles like bite-type and cone & thread. Available in steel, stainless steel, and other materials, our fittings ensure reliable, leak-free connections for high-pressure hydraulic systems without requiring tube flaring. We offer expert guidance to select the ideal fitting for your application.

Why Choose Our Hydraulic Flare Fitting

Leak-Proof

Precision engineering and high-quality materials guarantee exceptionally tight seals, preventing leaks and ensuring efficient hydraulic system operation. 

Durable:

Constructed from robust materials like steel, stainless steel, and brass, our fittings withstand high pressures, temperatures, and harsh environments for long-lasting performance.

Cost-Effective

Easy installation and minimal maintenance reduce downtime and labor costs, making our flare fittings a practical and economical choice for hydraulic systems.

Readily Available

We maintain a large inventory of common sizes and configurations, ensuring quick turnaround and minimizing lead times for your projects.

Hydraulic Flare Fitting FAQs

what are hydraulic flare fittings?

Hydraulic flare fittings are a type of fitting used to connect tubing or hoses in hydraulic systems. They create a reliable, leak-free seal by utilizing a flared end on the tubing that is pressed against a mating surface in the fitting body. This flared end is typically created using a specialized tool that expands the end of the tube into a cone shape.

These fittings are essential for high-pressure hydraulic applications where leaks can cause significant problems, such as fluid loss, system inefficiency, and even safety hazards. They are commonly used in industries like automotive, agriculture, construction, and manufacturing, wherever hydraulic power is utilized.

You’re right to ask about the different types! Hydraulic flare fittings come in a few variations, each with its own purpose:

  • JIC (Joint Industry Council) Fittings: These are extremely common in hydraulic systems. They have a 37-degree flare and are known for their reliable seal and ease of assembly. You’ll often see them in high-pressure applications.

  • SAE (Society of Automotive Engineers) Fittings: These are similar to JIC fittings but may have a 45-degree flare. They’re often used in automotive and refrigeration systems.

  • Inverted Flare Fittings: These have the flare on the inside of the fitting, making them more compact. They’re often found in automotive brake lines and fuel systems where vibration resistance is key.

  • Metric Flare Fittings: As the name suggests, these are designed for metric tubing and are common in European and Asian hydraulic systems.

Beyond these, there are some variations in how the flare is created (single flare, double flare) which impacts how robust the connection is.

When choosing a hydraulic flare fitting, you’ll need to consider:

  • Pressure rating: How much pressure the fitting needs to handle.
  • Size: To match your tubing or hose.
  • Material: Steel, stainless steel, or brass, depending on the application and environment.
  • Configuration: Straight, elbow, tee, etc., to fit your system layout.

It’s always best to consult with a hydraulic fitting specialist to ensure you select the right type for your specific needs.

Hydraulic flare fittings are used to create secure and leak-free connections in hydraulic systems. They are essential components for connecting hoses, pipes, and other hydraulic equipment, ensuring the efficient transfer of hydraulic fluid under high pressure.

Here are flare hydraulic fitting applications:

  • High-Pressure Systems: Flare fittings are ideal for systems operating at high pressures, where leaks can be particularly problematic. Their design, with the flared end of the tubing pressed against a mating surface in the fitting body, creates a robust seal that can withstand significant pressure.

  • Fluid Transfer: In various industries, hydraulic flare fittings are used to transfer fluids in a controlled and reliable manner. This includes applications in manufacturing, where hydraulic systems power machinery, as well as in industries like agriculture and construction, where hydraulic power is essential for equipment operation.

  • Automotive Applications: Flare fittings are commonly used in automotive brake lines and fuel systems, where a reliable and leak-free connection is crucial for safety and performance.

  • Aerospace and Marine: The demanding conditions in aerospace and marine applications often require the use of hydraulic flare fittings due to their ability to withstand high pressures, vibrations, and extreme temperatures.

  • General Industrial Use: Hydraulic flare fittings are widely used in various industrial settings, wherever hydraulic power is employed. This includes applications in presses, pumps, and other hydraulic machinery.

Hydraulic flare fittings are versatile components that play a crucial role in ensuring the safe and efficient operation of countless hydraulic systems across a wide range of industries.

Hydraulic flare fitting leaks can be a real headache, but they’re often preventable!

Here’s a breakdown of the key culprits and how to stop them:

1. The Flare Itself:

  • Improper Flaring: This is the most common issue. A bad flare—uneven, cracked, or the wrong angle—won’t seal properly. Use a quality flaring tool and follow the instructions carefully. Practice makes perfect!
  • Damaged Flare: Even a good flare can get damaged during installation or from debris. Always inspect the flare for imperfections before assembly.

2. The Fitting:

  • Wrong Type: Are you using the right flare fitting for the job? JIC, SAE, and other types have different flare angles and thread types. Mismatched fittings are a recipe for leaks.
  • Damaged Fitting: Inspect the fitting for any nicks, scratches, or corrosion that could compromise the seal.
  • Loose Connection: This seems obvious, but it’s crucial! Overtightening can also damage the flare or fitting, so use the correct torque specifications and a torque wrench.

3. The System:

  • Vibration: Excessive vibration can loosen fittings over time. Secure your hydraulic lines properly with clamps and brackets to minimize movement.
  • Pressure and Temperature: Exceeding the pressure or temperature rating of the fittings can lead to leaks. Make sure your fittings are rated for your system’s operating conditions.
  • Contamination: Dirt, debris, or improper fluids can damage the sealing surfaces and cause leaks. Keep your hydraulic system clean and use the recommended fluids.

4. Installation and Maintenance:

  • Cleanliness is Key: Before assembly, ensure all components are clean. Use a lint-free cloth to wipe down the flare and fitting.
  • Proper Assembly: Follow the manufacturer‘s instructions for assembly. This often involves lubricating the threads and tightening to a specific torque.
  • Regular Inspections: Periodically inspect your hydraulic system for signs of leaks, damage, or loose connections. Address any issues promptly.

Bonus Tip: Consider using a flare seal. These small inserts fit between the flare and the fitting, providing an extra layer of sealing and helping to compensate for minor imperfections.

By paying attention to these factors, you can significantly reduce the risk of hydraulic flare fitting leaks and keep your system running smoothly.

While there are a few different types of flare fittings, the most common one used in hydraulic systems is the 37-degree flare fitting, also known as the JIC (Joint Industry Council) fitting.

Here’s why it’s so popular:

  • Reliable Seal: The 37-degree flare creates a strong, metal-to-metal seal that can withstand high pressures and prevent leaks. This is crucial in hydraulic systems where fluid loss can lead to inefficiency and safety hazards.
  • Widely Available: JIC fittings are an industry standard and are readily available from various manufacturers. This makes them easy to source and replace.
  • Versatile: 37-degree flare fittings can be used with a variety of hydraulic fluids and are suitable for a wide range of applications, from heavy machinery to industrial equipment.

While other flare angles exist (like 45-degree flares), the 37-degree JIC fitting has become the workhorse of hydraulic systems due to its balance of performance, availability, and versatility.

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