Nut Invert Flare 3/16" x 3/8" x 7/16" - The Main Resource

The Main Resource 3424 Nut Invert Flare 3/16" x 3/8" x 7/16" is a professional-grade steel tube nut engineered for secure and leak-tight connections in critical automotive and industrial fluid systems. Designed to accommodate 3/16" tubing with a 3/8" thread and 7/16" hex, this invert flare nut provides reliable performance under various operating conditions. It ensures a robust, metal-to-metal seal when properly installed with a 45-degree flared tube.

Key Features

• Durable Steel Construction: Manufactured from high-quality steel for exceptional strength and longevity, even in high-stress environments.
• Inverted Flare Design: Creates a highly reliable, pressure-resistant, and leak-tight seal by pressing a 45-degree flared tube against a matching internal cone seat.
• Excellent Vibration Resistance: Engineered to withstand mechanical pull-out and frequent vibrations, ensuring consistent performance in dynamic systems.
• Protected Sealing Components: The internal placement of seats and threads helps protect them from external damage and corrosion.
• Standardized Sizing: Conforms to standard specifications, ensuring broad compatibility with corresponding fittings and 3/16" tubing.

Applications

This steel invert flare tube nut is an essential component for professional technicians working on a wide range of fluid transfer systems. It is commonly utilized in:

• Automotive Brake Systems: Ideal for creating secure and leak-free connections in hydraulic brake lines, particularly with 3/16" brake tubing, which is common in many passenger vehicles.
• Fuel Delivery Systems: Provides reliable sealing for fuel lines, ensuring efficient and safe fuel transfer.
• Transmission Cooler Lines: Suitable for low-to-medium pressure hydraulic applications, including transmission cooling systems.
• Power Steering Systems: Used in various power steering line applications where a dependable connection is crucial.

Specifications

• Manufacturer: The Main Resource
• Model Number: 3424
• Material: Standard Steel
• Tube Size Compatibility: 3/16"
• Thread Size: 3/8"
• Hex Size: 7/16"
• Thread Pitch: 24 TPI
• Flare Type: Inverted Flare (requires 45° double flare for steel tubing)