1219907 CATERPILLAR 121-9907: O-Ring

Compatible With: Diester lubricants; Halogenated hydrocarbons (above 100 Deg. C); Highly resistant to compression set; Petroleum fluids; Phosphate ester fluids; Silicone fluids; Some acids
Coating: None
Applications: High temperature applications requiring resistance to air, fuels, lubricants and hydraulic fluids
Not Compatible With: Amines; Brake fluids; Engine Coolant; Fire Resistant Fluids; Ketones; Steam; Water
Temperature (°F): -40 - 350
Cross Section Diameter (in): 0.118
Inside Diameter (in): 3.819
Outside Diameter (in): 4.055
Hardness (Shore A): 75
Material: FKM (75)
Material Description: FKM rubber is capable of service temperatures of -40 to 150C and is resistant to air, fuel (including bio-diesel), lubricants and oils. FKM rubber should not be used in applications that require resistance to water or coolant.
Color Notes: Actual o-ring color may differ from image.
Notes: Dimensions and material descriptions provided for reference only.