Home Payment Delivery details Terms of sales About us Contact us Store search Store category You may also like KF25 Buna-N Nitrile O-ring, for KF25 center ring O-ring replacement, Size AS-320 Product Description 1. Lot of 10 pcs 2. Buna-N,Nitrile O-ring " Brand New Items"3. Vacuum packaged4. Suitable for replacement of the o-ring on the KF25 center ring.5. O-ring Size: AS-320 O-Ring Material Reference GuideMaterialRecommended UseNot Recommended ForMechanical PropertiesBuna-N (Nitrile)Standard: 70 Durometer BlackTemperature Range: -35ºF to 250ºFLeast Expensive / Readily AvailableSilicone Greases / OilsWaterPetroleum Oils / FuelsEthylene Glycol FluidsKetones (MEK)Halogenated HydrocarbonsAuto / Aircraft Brake FluidsStrong AcidsSunlight, Ozone, WeatheringGood Wear ResistanceGood Compression Set ResistanceGood Short-Term ResilienceGood Permeation ResistanceViton® FKM FPM (Fluorocarbon Type A)Standard: 75 Durometer GreenTemperature Range: -15ºF to 400ºFVacuumMost Acids / ChemicalsHalogenated HydrocarbonsDi-Ester LubricantsPetroleum Oils / FuelsSilicone Oils / GreasesKetones (MEK)Auto / Aircraft Brake FluidsAmines (Ammonia)Acetone, Skydrol, Ethyl AcetateHot Water and SteamLow Molecular Esters and EthersGood Wear ResistanceExcellent Comp. Set ResistanceModerate Short-Term ResilienceExcellent Permeation ResistanceSiliconeStandard: 70 Durometer OrangeTemperature Range: -65ºF to 450ºFDry HeatWide Temperature RangeSunlight, Ozone, WeatheringOdorless and Non-ToxicKetones (MEK)AcidsSilicone OilsBrake FluidsPoor Wear ResistanceExcellent Comp. Set ResistancePoor Short-Term ResilienceExcellent Permeation ResistanceEPDM (Ethylene Propylene)Standard: 70 Durometer BlackTemperature Range: -60ºF to 250ºFSunlight, Ozone, WeatheringHot Water and SteamAuto / Aircraft Brake FluidsSome Acids and BasesKetones and AlcoholsPlumbingPetroleum OilsFuelsGood Wear ResistanceGood Comp. Set ResistanceModerate Short-Term ResilienceGood Permeation ResistanceMaterialRecommended UseNot Recommended ForMechanical PropertiesChemraz® / Kalrez® / Simriz®(Perfluoroelastomer)Various Compounds Designed for Specific ApplicationsTemperature Range: -10ºF to 615ºFHigh Temperature ResistanceExcellent Chemical ResistanceLow Out GassingChlorine Wet/DryPetroleum OilChlorinated HydrocarbonsMolten metalsGaseous Alkali MetalsHalogenated Freons/FluidsUranium HexafluorideGood Wear ResistanceGood Comp. Set ResistanceModerate Short-Term ResilienceGood Permeation ResistanceNeoprene® (Chloroprene)Standard: 70 Durometer BlackTemperature Range: -35ºF to 250ºFRefrigerants (Freon)AmmoniaSome Petroleum OilsDilute AcidsSilicone ester LubricantsKetones (MEK)GasolineAuto / Aircraft Brake FluidsGood Wear ResistanceModerate Comp. Set ResistanceModerate Short-Term ResilienceGood Permeation ResistanceUrethaneStandard: 90 Durometer TranslucentTemperature Range: -65ºF to 200ºFDrive BeltsSome Petroleum OilsSome Hydrocarbon FuelsOxygen / OzoneKetones (MEK)AcidsAuto / Aircraft Brake FluidsChlorinated HydrocarbonsWaterExcellent Wear ResistancePoor Comp. Set ResistanceExcellent Short-Term ResilienceFluorosiliconeStandard: 70 Durometer BlueTemperature Range: -80ºF to 450ºFJet FuelDry HeatWide Temperature RangeSome Petroleum OilsChlorinated SolventsKetones (MEK)Phosphate EstersSome AcidsAuto / Aircraft Brake FluidsAmines (Ammonia)Poor Wear ResistanceModerate Comp. Set ResistanceModerate Short-Term ResiliencePoor Permeation ResistanceTeflon EncapsulatedO-Ring Covered with Teflon TubeUsually Silicone or Viton®Depends on O-Ring CoreChemical ResistanceHeat ResistanceDepends on O-Ring CoreGood Wear ResistanceGood Short-Term ResilienceGood Permeation ResistanceTeflon®Standard: Non-Elastic WhiteTemperature Range: -250ºF to 450ºFChemical ResistanceFuel ResistanceLow Coefficient of FrictionNon-ElasticGood Wear ResistanceLow Coefficient of FrictionMaterialRecommended UseNot Recommended ForMechanical Properties Payment Delivery details Terms of sales About us Contact us Payment Please pay via Paypal. Delivery details