... Trust in EFF1) Insert for fittings conform to F1807,2) Fittings with soldering or brazing end conform ... to ASME B16.22,3) NPT Male Thread, ... NPSM Female Thread,4) Thread conform to ANSI/ASME B1.20.1,5) Certification : CSA( ... C37700\C46400\C69300\C48600 Forged Brass),6) Conform to NSF61-4(ASTM F1807, CSA B137.5).Structure:Nominal ...