YXJ Type Seal Ring Hydraulic Cylinder Oil Seal PU Seal For Piston Rod 12mm-230mm

Size ：Eg 12 22 4/8mm (ID=12mm,OD=22mm,step height=4mm,total height=8mm). Material: polyurethane (PU). Step Height: 4/5/6/7mm. Surface speed: ≦ 2m/s.

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