1 | | | oil seal Specification: NBR,FKM,SILICONE,ETC.. Detail: Oil Seal, Rubber Oil Seal, Rubber Seal. Valve oil seal,valve stem seals 1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM, etc. Can choose on your requirement; 2. types of Rubber Oil Seal: TC, TB, TA, SC, SB, SA, VC, VB,... |