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Hydrogenated Nitrile 90 Durometer O-Ring (KB163-90)

Brand: Parker Hannifin

Parker's hydrogenated nitrile KB163-90 (HNBR) a hydrogenation of nitrile rubber (NBR), has superior mechanical characteristics, particularly high strength, resulting in increased strength and durability.  

Shore A diamterr of 90 and black in color.
Features
  • Heat resistance - Up to 149°C (300°F) with excursions up to 163°C (325°F)
  • Cold flexibility - Down to approximately -32°C (-25°F)
Certifications Include
  • ISO 23936 for Rapid Gas Decompression
  • NACE statndard TM0192-2003 for Rapid Gas Decompression
  • NORSOK M-710 for Rapid Gas Decompression
  • ISO23936-2 for 10% H2S
Chemical Resistance
  • Aliphatic hydrocarbons
  • Vegetable and animal fats and oils
  • HFA, HFB and HFC hydraulic fluids
  • Dilute acids, bases and salt solutions at moderate temperatures
  • Water at 100°C (212°F)• Methanol
  • Ozone, aging and weathering

Specifications

Approvals & Certifications

  • NORSOK

Color

  • Black

Fluid Compatibility

  • Oils

Industry Standards

  • API 6A

Inside Diameter (inch)

  • 0.029" to 25.94"

Internally Lubed

  • No

Markets

  • Oil & Gas

Maximum Working Temperature (°F)

  • 300° F

Meets Certifications

  • NORSOK-SNS, NORSOK-RGD, ISO 23936-2

Minimum Working Temperature (°F)

  • -25° F

Nominal Hardness

  • 90

Nominal Hardness Range

  • > 70

Polymer Family

  • Hydrogenated Nitrile (HNBR, HSN)

Region of Origin

  • North America

Thermal Application (°F)

  • High Temperature (260° to 400° F)

Trade Name

  • 21379

Width (inch)

  • 0.04" to 0.275"

Not Compatible With

  • Chlorinated Hydrocarbons
  • Polar Solvents (Keytones, Esters and Ethers)
  • Strong Acids
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