Details:
Type: Threaded fitting in filter cap. Screw-In
Diameter:Measured across end cap at widest point.4⅝"
Length:Measured end cap to end cap, excluding any handles, threads, fittings or protrusions. 16"
Top: Handle
Thread:Measured outside diameter. Also called 1½" MPT. 1⅞" Fine
Media:Media area & weight/yard.35 SF-3oz
Cross reference numbers: Unicel: 4CH-35, Pleatco: PTL35P4-4, Filbur: FC-0161, Other: FC0171, 1561-06, 1561-07, 13504, 20807, 31116, 31382, 40351, 6540-486
Associated brands: Dimension One, Hot Spot, Hot Spring, Solana, Sundance, Sweetwater Spas, Watkins