SIOUX CHIEF 637X20 Adapter 1/2″ Copper PEX FIP Swivel ASTM F1807
The SIOUX CHIEF 637X20 Connect 1-3/16 1/2PEXX1/2FI STR FCT is designed to connect PEX to faucet threads. This adapter features a high impact FNPT swivel nut that includes a nose cone gasket. Manufacturer Part Number : 637X20.
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