1183125 CATERPILLAR 118-3125: O-Ring

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
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
Coating: None
Applications: Ambient temperature fuel handling; High and low pressure LPG service; Hydraulic fluids; Power steering seals; Radiator thermostat seals
Cross Section Diameter (in): 0.276
Inside Diameter (in): 3.11
Outside Diameter (in): 3.661
Hardness (Shore A): 70
Material: NBR (70)
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.