1. high quality O-ring for high pressure oil & air sealing 2. long life, anti-oil, water, grease and high temperature-resist

1. high quality O-ring for high pressure oil, grease& air sealing

2. long life, anti-oil, water, grease and high temperature-resist

3. material: PU or silicone rubber, NBR, NR, CR, Viton

4. series standard products for selecting

O-ring