By Pentair Pool Products
Part # 4690-20
Manufacturer Code R172370
Dimensions 8.14"
PAC FAB FILTER LOCK RING BUTTRESS THREADED ON THE INSIDE NO CASTING NUMBERS OR MARKS. ..... DIMENSIONS BOTTOM OUTER DIAMETER 8 1/8" (FLANGE) TOP OUTER DIAMETER 7 1/8" INNER DIAMETER 6 3/4"