... likes viton , NBR, CR, etc x-ring, o-ring, square ring,,,etc for new sizes or new ... .hydraulic sealing items.backups , dowty seals, u seals,o rings, wipers, oil seals, piston seals, v packings, rod ... wear rings, piston cups,,,,etc.O-Ring (NBR 72 Shore)O-Ring (NBR 88 Shore)O-Ring (FKM 80 Shore)O- ... Shore)O-Ring (FKM / NBR 90 Shore)O-Ring (FKM / NBR 95 Shore)Covered the most BUNA, FLUOROELASTOMER, SILICONE, ...