--- 10 Pack O-Rings Compatible with Tecumseh 632547, 630740, 1/4 Inch OD for Small Engines, Lawn Mowers, Snowblowers, Pressure Washers ---For use across a wide temperature range from -30 degrees F to 250 degrees F, Good/Excellent resistance to many petroleum oils/greases, hydraulic fluids, alcohol, mineral oil and grease ---Oil resistant applications of all types. Low temperature military uses. Off-road equipment. Automotive, marine, aircraft fuel systems ---Compatible with Aliphatic Hydrocarbons (propane, butane, petroleum oil, mineral oils and greases, diesel fuel and fuel oil) ---Not Compatible with product fuels with a high aromatic content; aromatic hydrocarbons (benzene); Chlorinated hydrocarbons (Trichloroethylene) ---Buna N or Nitrile has good mechanical properties when compared with other elastomers and high wear resistance.
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