SHURJOINT SJTC306425GS Model C306 Reducing Coupling, 4" x 2-1/2" Nominal, CTS End Style, Ductile Iron, Epoxy Coated4" x 2 1 2" Reducing Coupling CTS End Style, 1. 77" Thickness, 7. 2" Length, Ductile Iron, Epoxy Coated, 86 to 180 deg F SHURJOINTModel C306 3 1 8 x 2 5 8 in pipe OD Surface finish Epoxy coated in copper colorASTM A449 83a A183 Grade 2 Bolt ASTM A563 Nut ASTM A536 Grade 65 45 12 ASTM A395 Grade 65 45 15 Body NSF ANSI 61 Gasket NSF ANSI 372 Gasket UL Listed Gasket PROP65: Cancer and Reproductive Harm www. P65Warnings. ca. gov UPC: 191988073381