After 1998
R & S #358J same as Jacuzzi 47-0358-03 
O-Ring for Jacuzzi ULS, R series and some Magnum Pumps After 1989
Seal plate o-ring for the Sta-Rite Dura Jet Series
Tanl Body O-Ring for the Sonfarrel/Martec Spa Cartridge Filters
Valve cover o-ring for the Muskin Sand Filter FS683B
Valve cover o-ring for the Pentair-Pac Fab Mount 1 1/2 inch 26-1124, 26-1130, 26-2506

For Kemflo OR358 O-ring ( full flo housing )
Durometer 70A
Made In USA
Complete Return Policy
O-Ring problems: Send us your old O-Ring that worked and we will find you the proper O-Ring.