0318 JIC Tube Nut | Steel 37° Flare (JIC) Hydraulic Fittings
The 0318 JIC Tube Nut is a critical hydraulic fitting component designed for use with 37° flare (JIC) connections. Manufactured in accordance with the SAE J514 standard, these tube nuts provide a secure, leak-resistant connection for tubing in high-pressure hydraulic systems.
Standard & Design
- Fitting Type: JIC Tube Nut
- Flare Angle: 37°
- Standard: SAE J514
- Designed to mate with JIC sleeves and 37° flare fittings
- Ensures proper tube retention and sealing under pressure
Applications
Joint Industries Council (JIC) fittings are commonly used in a wide range of high-pressure hydraulic environments, including:
- Machine tools
- Agricultural machinery
- Earth-moving and construction equipment
- Instrumentation systems
- Chemical processing systems
- Most other high-pressure hydraulic applications
Pressure Ratings
- Working pressure: Up to 5,000 PSI
- Pressure ratings vary depending on:
- Tube size
- Fitting size
- Application conditions
- Suitable for applications operating at or near extreme pressure levels, including 5000 PSI and above when properly matched with compatible components
Material Options
Carbon Steel
- Bar Stock:
- 12L14
- 1045
- Cold Formed:
- 1010
Stainless Steel
- Type 316
- Ideal for corrosive or demanding environments
Plating & Surface Finish
- Clear Zinc Trivalent plating
- Passivated for improved corrosion resistance
- Enhances durability in industrial and outdoor hydraulic applications
Key Features & Benefits
- Designed for JIC 37° flare hydraulic systems
- Manufactured to SAE J514 specifications
- High-strength steel construction for pressure resistance
- Available in carbon steel and stainless steel options
- Suitable for extreme-pressure hydraulic applications
- Consistent thread accuracy for reliable assembly
- Widely used industry-standard hydraulic fitting component
Typical Use Cases
- Hydraulic tube assemblies
- High-pressure fluid transfer systems
- Industrial and mobile hydraulic equipment
- Systems requiring dependable, serviceable flare connections
JIC (Joint Industries Council) fittings are widely used across industrial and mobile hydraulic applications where reliability, pressure handling, and consistent sealing performance are required.