1.Gear oil seal 2.Material: EPDM,Silicon,FPM,NBR... 3.ISO9001: 2008 4.OEM/ODM are welcomed 1.Gear oil seal2.Material: NBR,HNBR, ... friendly business relationship.Export products are include rubber widescreen,elbow,oil seal,o-ring andso on.8.According to customers' drawing, ... are undercontroled by Railway Ministry10.Designing and manufacturing all of oil seals, gaskedts,o-rings ,and so on. Gear oil seal