... NBR/FKM/VITON/FPM/SIR/EPDM/ACM/PA/PU/PE/PTFE/POM/PVC/ABS/PS etc.. Materials: NBR, FKM/ ... VITON,SIL,ACM,EPDM,H-NBR,NR,PA,PU,PE,PTFE,POM,PVC,ABS,PS etc.Applications: automobile, motocycles, ... CColor/size/logo: black or as per customs'request.Unit price:depends on the material and the detailed design. ... customers' design and specification are accepted. Nylon seal ring,PTFE flat washer,PA flat washer