Not Compatible With: Acetone; Automotive and aircraft brake fluids; Chlorinated hydrocarbons; High levels of ozone; Ketones; Nitro hydrocarbons; Phosphate ester fluids; Strong acids; UV light Coating: None Applications: Ambient temperature fuel handling; High and low pressure LPG service; Hydraulic fluids; Power steering seals; Radiator thermostat seals Temperature (°F): -40 - 212 Compatible With: Alpha-Olefin base synthetic lubricants; Ethylene Glycol; Hydrocarbon fuels; Petroleum base lubricants; Silicone oils and greases; Water, water base engine coolants Cross Section Diameter (in): 0.331 Inside Diameter (in): 5.886 Outside Diameter (in): 6.547 Hardness (Shore A): 70 Material: Nitrile (NBR) Material Description: Nitrile (NBR) rubber is capable of service temperatures of -40 to 100C and is resistant to fuel oils, gasoline, ultra low sulfur diesel fuel and lubricants. Nitrile rubber is not recommended for applications that require resistance to bio-diesel. Color Notes: Actual o-ring color may differ from image. Notes: Dimensions and material descriptions provided for reference only.