... seal,hub oil seal,seal 2. MATERIAL : NBR 3. OEM quality and TS16949. 1.Material:NBR,HNBR, ... KB, KA, DC, DB etc, also can make on your demand;3.Characteristics: high and low temperature resistant, acid-alkali ... Strong point: we have our own mold center, can develop most kinds of high tech requireds.9.Optional ... , red, yellow, brown, white, green, violet etc, can make it on your order;10. Your OEM order of ...