... O-rings, o ring cord, rubber rope,backups, quad rings, square rings, o-cord, square cord,,etc. for NBR, VITON, SILICON,,,,ETC Viton O-RING CORD, viton RUBBER ROPE,viton ... ,5mm,6mm,7mm, 8mm,9mm,10mm,11mm,12mm,,,etc.Viton(FKM) shore 75 , and the colors as your requiredTensile ... in different sizes.good quantity , better price. viton seals, FKM seals, silicone seals, NBR seals,o-ring cord, rubber sheet