1. EPDM,Silicon,FPM,NBR... 2, Various of type eg:TC, TB, SC,SB... 3, Durable,ozone-resistan 4. Color: Black, red, green, etc NBR rubber oil seal 1.Material: NBR,HNBR,PTEE,FPM,MVQ,EPDM,PTFE,and so on2.Application: trains,automobile,motocycles,trucks,buses,agricutural machinery and any equipments3.Certification: GB/T19001-2000-ISO9001: 2000 standard4.Production Control:prouduced by priecise CNC ...