... ,DC,SC,SB &others. 3.material: NBR , Silicon, VITON, PU ,and others . 1.item: oil seal .2.model :TC ,TB,TA ... &others.3.material: NBR , Silicon, VITON, PU ,and others .4.color :black ,red ,brown, and others .5.brand : according to clients' requirements ... sizes& special size .7.Application : automobile &industry.8.We can design and produce according to clients' samples or drawing pictures. Oil seal