1in. & 1 1/4in. Strainer Rubber Gasket Kit | Perko 0493DP799RReplacement rubber gasket set for #6 & #7 size Perko 0493 series 1 in. & 1 1/4 in. NPT intake water strainers. Perko rubber strainer gasket kit For Perko 0493006PLB and 0493007PLB intake water strainers Kit includes (1) cork cover gasket and (2) cork cylinder gaskets For newer model Perko strainers with rubber gaskets – will not work in place of cork gaskets Replaces Perko 049300699R, 0493DP699R