http://www.ec21.com/ec-market/y-ring.html http://chenchuning080.en.ec21.com/Rubber_Seal--3782572_3786736.htmlvarious kinds of rubber products such as O-ring,Y-ring, U-ring, rubber gasket,rubber washer,customized gasket ,etc 20090901 http://shuntongseal2005.en.ec21.com/Waterproof_Belt--3567256_3578878.htmlring, V-ring, Y-ring, X-ring, U-seal, Oil Seals, Mechanical Seals, Bonded Seals, Hydraulic Seals, TA/TB/TC oil seals, S20090531 http://cwfcxhcsf.en.ec21.com/Rubber_Seals--3476866_3476991.htmlRing material is divided into: PTFE and nylon, and the O-ring main and supporting the use of Y-ring. 982 is a combinati20090425