34-SA1: Groco service kit for SA500 and SA750 strainers. Includes (2) #9R gaskets, S-64-A gasket and 500-K washer

34-SA2: Groco service kit for SA1000 and SA1250 strainers. Includes (2) #8R gaskets, S-751-A gasket and 500-K washer. 

34-SA3:Groco service kit for SA1500 thru SA3000 strainers. Includes (2) #10R gaskets, S-86-A gasket and 504-F washer.