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