Hi-Flow/Heavy Wall Brake Line Union 3/16" x 10mm x 1.0 TP Invert - The Main Resource

The Main Resource 3059 Hi-Flow/Heavy Wall Brake Line Union is engineered for dependable, high-pressure connections in professional automotive and industrial brake systems. Designed for 3/16" brake lines, it seamlessly integrates with 10mm x 1.0 TP inverted flare fittings, ensuring consistent hydraulic performance for both OEM-style repairs and custom fabrication.

Key Features

• Enhanced Durability: Heavy-wall construction provides superior strength and resistance to distortion, maintaining integrity under demanding brake line pressures.
• Optimized Fluid Flow: Hi-Flow internal passage supports efficient brake fluid transfer, contributing to a stable and responsive pedal feel.
• Versatile Compatibility: Suitable for splicing 3/16" steel, CuNi, and coated brake line tubing, compatible with 10mm x 1.0 TP inverted flare fittings.
• Leak-Resistant Design: Precision-machined threads and seats ensure a reliable, leak-resistant seal, minimizing rework and potential comebacks.
• Corrosion Resistance: Constructed from durable materials engineered to withstand road salt, moisture, and common automotive shop chemicals, promoting extended service life.
• Compact Profile: Its low-profile body facilitates easier routing and installation in tight chassis and underbody locations.

Applications

The TMR 3059 union is suitable for splicing, extending, or repairing 3/16" brake lines on passenger cars, light trucks, and fleet vehicles that utilize 10mm x 1.0 inverted flare unions—a common specification on many import and late-model domestic applications. It is an ideal choice for line repairs at the rear axle, along frame rails, or near ABS modules, proportioning valves, and master cylinder distribution points. Additionally, this union is well-suited for custom brake line fabrication on restorations, hot rods, and performance builds where a durable, high-flow union is required.

Specifications

• Manufacturer: The Main Resource
• Model: 3059
• Line Size: 3/16"
• Thread: 10mm x 1.0 TP, inverted flare
• Weight: 0.04 lb