Aeroflow Stainless Steel Inverted Flare Tube Nuts (Pair), M10 x 1.0mm to 3/16″ Hard Line

SKU: AF366

When building custom-length brake lines for your race car, drift build, or restoration project, settling for inferior fittings is not an option. Aeroflow’s Stainless Steel Inverted Flare Tube Nuts are precision-quality brake fittings designed to provide a secure, leak-free finish to your custom hardline plumbing.

Manufactured from premium 304 stainless steel, these tube nuts offer exceptional resistance to corrosion, rust, and rounded edges—ensuring long-lasting durability and a professional finish even in harsh motorsport environments.

Specifically machined with an M10 x 1.0mm thread profile, they are designed to suit standard 3/16″ (4.76mm) outer diameter brake hard lines. Highly versatile by design, these nuts are engineered to seal perfectly with both ball and inverted flare types, making them an essential component for any custom braking system or clutch line fabrication.

Supplied as a pair (2x tube nuts per packet).

Key Features & Benefits:

• Motorsport Grade: Precision-machined for a safe, high-pressure, zero-leak seal on custom braking systems.

• Premium Material: Constructed from 304 stainless steel to resist rust, corrosion, and the rounding of hex heads during installation.

• Highly Versatile: Designed to seat perfectly with both traditional inverted flares and ball flare types.

• Professional Finish: The perfect upgrade over standard mild steel or brass fittings, ensuring your engine bay and chassis plumbing looks as good as it performs.

Technical Specifications:

• Thread Size: M10 x 1.0mm Metric

• Hard Line Compatibility: Suits 3/16″ (4.76mm) O.D. Hard Line

• Flare Compatibility: Suits Ball and Inverted Flare types

• Material: 304 Stainless Steel

• Quantity: Sold as a Pair (x2 Nuts)

• Part Number: AF366