1/2" X 3/8" Black Extra Heavy Steel Reducing Coupling material_Copper These copper crimp fittings are

These copper crimp fittings are crimped onto the PEX tubing with a crimping tool and are compatible with any PEX tubing

material:    Brass connection:    PEX x MIP    Lightweight and Strong    ASTM F1960    NSF ASTM F877

Temperature Rating: 0-45 degrees

The threads have an accurate form

MSS SP-43i   Stainless weld fitting dimensions conform to ASTM B16

1/2" X 3/8" Black Extra Heavy Steel Reducing Coupling material_Copper These copper crimp fittings arematerial: Black Malleable Iron connection: Threaded Thread Type: Female Features: Meets or exceeds all applicable ASTM and ANSI standards 100% pressure tested before leaving the factory Schedule 80 300 psi