50pcs NBR O Ring Seal Gasket Thickness CS 1mm OD 5~50mm Nitrile Butadiene Rubber Spacer Oil Resistance Washer Round Shape Black

Description:Hardness:about 70Shape : Ring GasketStandard or Nonstandard : StandardDescription:100% brand new and high qualityIt is suitable for car, door, window, electric appliance, bearing, pump, carrier roller,etc.Can effectively prevent the oil leakage air leakage, have good sealing effect.Wear-resistant and corrosion resistant.Anti-aging, anti-ozone, non-toxic.No pollution, no radiation, no abnormal smell, environmental friendlyNote:1.Our size is outer diameter(OD) * wire diameter(CS), inner diameter(ID)= outer diameter-2x wire diameter2.Please allow a little size error due to manual measurement.3.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different.