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12003

Description & Features

Designed for use in steel tube assemblies, this 1/4 in. inverted flare nut from Midland Industries provides a secure, leak-resistant connection in hydraulic and fluid system lines. The inverted flare design seats firmly against the mating fitting, making it well suited for high-vibration environments where connection integrity is critical.

Constructed from steel, the 12003 offers reliable durability in demanding industrial applications. Compatible with standard 1/4 in. inverted flare fittings, it is a dependable choice for fuel, brake, and hydraulic line assemblies across a range of equipment.

SKU: 2105X4

Supplier Part Number (MPN): 12003

Specifications

Brand Midland Industries	Brand Midland Industries	Pack Size 1.00	UOM EA	Supplier Part Number 12003	Product Weight 0.18 lbs

Product Questions & Answers (1)

Question by: Connie A on Oct 24, 2025, 5:46 PM

Will this here fitting work with regular steel brake lines?

Answer by: Customer Support on Oct 25, 2025, 7:34 PM

This inverted flare nut is designed for use with steel tube assemblies, so it should work with standard steel brake lines that use a 1/4 inch inverted flare fitting.