Applications: Ambient temperature fuel handling; High and low pressure LPG service; Hydraulic fluids; Power steering seals; Radiator thermostat seals Cross Section Diameter (in): 0.21 Notes: Dimensions and Material Descriptions provided for reference only. Color may differ from image. Material Description: NBR is a versatile material with good abrasion and cut resistance. It works well in Air, Engine Oil, Diesel Fuel, Coolant/Urea, Hydraulic Oil and Automatic Transmission Fluid applications. Do not use with Biodiesel. Inside Diameter (in): 3.72 Compatible With: Alpha-Olefin base synthetic lubricants; Ethylene Glycol; Hydrocarbon fuels; Petroleum base lubricants; Silicone oils and greases; Water, water base engine coolants Coating: None Dash Size (in): 343 Temperature (°F): -40 - 212 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 Material: NBR - Nitrile