... FDA 1.Terials:NBR,silione,NR,SBR,etc2.types of O-ring,E-type,U-type,etc,can ... make on you size3.Different sizes of Oil Seal,Rubber Seal, Rubber Gasket,O-Ring,etc4 ... depending on you own order.5.Your OEM order of Oil seal,Rubber Seal or O-Ring and Rubber ... ±0.5mm6) Wall thickness: 2.0 - 10.0mm7) Average layers of reinforcement: 1 ply8) Packaging: high standard packaged9) Shipment terms: CIF ...