HSGL-type skeleton oil seal (wheel axle oil seal/transmission oil seal)

HSGL type oil seal belongs to rotary oil seal, mainly used for oil sealing. The outer periphery of the sealing lip is equipped with a return oil line, which can return the fluid leaked from the sealing lip to the inside through the suction effect of the screw pump. Therefore, this oil seal is mainly used for engine crankshaft front oil seal, crankshaft rear oil seal, transmission, etc.