Flat o ring 1.Silicone FKM FPM VITON A VITON B ... ratio 3.OEM&ODM: YES Product Description Item nameFlat o ring MaterialSilicone,,FKM,FPM,VITON A, VITON B, GF,GFLT ... , U-type Loop, Y-type Loop, rubber strip, oil seal, rubber tubing and various rubber, appliances, hardware and machinery, ... contact us, thanks. Details Show practical silicone rubber flat o ring HNBR FKM FPM VITON A VITON B GF GFLT ...