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Fragola -4AN tube nut in black is a single tube nut sized for -4AN fittings. Intended to secure AN-style tubing joints, this nut provides a finished plating or coating in black for visible runs and assemblies. Offered as an individual hardware piece, it suits repair or custom plumbing work where -4AN tube fittings are used and a matching finish is preferred.
Fragola -4AN Tube Nut Black
