4 X 4 NPT (4-1/8 OD X 4 NPT)Copper Male Adapter (Copper X NPT)

Copper Male Adapters -

Lead Free*
Dezincification resistant
ASTM B75 Alloy C12200
Third-party certified to NSF/ANSI 61
ASME B16.22
* Lead Free refers to the wetted surface of pipe, fittings and fixtures in potable water systems that have a weighted average lead content ≤ 0.25%. Source: California Health & Safety Code (116875); Vermont Act 193.