KB163 2-269 - Hydrogenated Nitrile 90 Durometer O-Ring (KB163-90) | Parker NA

Hydrogenated Nitrile 90 Durometer O-Ring (KB163-90) | #KB163 2-269

KB163-90 (21379)

Hydrogenated Nitrile 90 Durometer O-Ring (KB163-90) | #KB163 2-269

Parker's hydrogenated nitrile (HNBR, HSN) O-rings are very compatible with oils and gases.


Technical Specifications

  • Inside Diameter: 8.734 inch
  • Width: 0.139 inch
  • Polymer Material Options: Hydrogenated Nitrile Butadiene Rubber (HNBR, HSN)
  • Trade Name: 21379
  • Durometer: 90 Shore A
  • Thermal Application Type: High Temperature (260 to 400°F)
  • Minimum Operating Temperature: -25 °F
  • Maximum Operating Temperature: 300 °F
  • For Fluid Type: Oil
  • Industry: Oil & Gas
  • Specifications Met: NORSOK, NORSOK-SNS, NORSOK-RGD, ISO 23936-2, API 6A
  • Region of Origin: North America
  • Internally Lubricated: No
  • Color: Black
Safety Warning

Item Information

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, .

• 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

Not Compatible with:
• Chlorinated hydrocarbons
• Polar solvents (keytones, esters and ethers)
• Strong acids


*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring Division at 859-269-2351 for design and pricing assistance.

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Where to Buy

Local Contact

O-Ring & Engineered Seals Division

2360 Palumbo Drive

Lexington,

KY

United States

40509

Phone

859 269 2351

Fax

859 335 5128

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