... ,yellow,blue KTW,W270,DVGW Lead time15days Itemsealing o shape ringDescriptionMaterial:NBR,EPDM,FKM,ACM,IIR,SiliconShoreA50, ... red,green,yellow,blueNSF,FDA,WRAS,TZW,W270,ULAS568,P.G.etc.AdvantageGood Ozone resistance, aging resistance, ... abrasion resistance, voltage resistance and insulating resistance etc.SizeAS568, P.G Series, ISO 361/1and Customized specificationCertificationISO9001-2008, TS16949 ...