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The Fragola -3AN tube nut is a single replacement tube nut sized for -3AN fittings, offered for use when servicing AN-style fluid lines. It functions as the threaded compression piece that secures hose or tube assemblies to AN fittings in compatible plumbing setups. Supplied as an individual hardware item, it’s intended for use where -3AN sizing is required during repairs or fabrication.
Fragola -3AN Tube Nut
