Hydraulic rubber oil seal for excavator
The oil seal is a mechanical component used to seal oil (oil is a common liquid substance in the transmission system, which is also generally referred to as the general liquid substance). It isolates the parts that need to be lubricated from the output parts in the transmission parts, so as not to let the lubricating oil leakage.
Oil seals are made in order to prevent against the entry of dirt, dust, water or any other foreign matter, while also protecting against the escape of greases and lubricants.
Key points:Nitrile covered;Single lip;AKA rotary shaft seal


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