This is a Sta-Rite Pentair Hair and Lint Strainer in Bronze with 6 inch trap and a basket for C, CC and D Series commercial pool pumps. It has a 2 inch NPT suction port.
Rugged hair and lint traps from Pentair Commercial Aquatics are forged from cast iron or red brass for heavy-duty commercial service. Package 56 has a 6 inch bronze trap with basket.