... TB, TA, SC, SB, SA, VC, VB, Rubber Oil Seal, 1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM ... VA, KC, KB, KA, DC, DB etc,Rubber Oil Seal,1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM ... . Can choose on your requirement;2. types of Rubber Oil Seal: TC, TB, TA, SC, SB, SA, VC, ... 4. Optional color and sizes5.Apply for: Auto, motorcycle, machinery, water pumps, valves, etc.8. We promise the ...