NBR O-ring 80 Shore A

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ProductDimensionsMaterialHardness (Shore A)CertificationStock
Placeholder O-ring Gray417 mm  x 7 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 8x2.1 NBR - 80 Shore A - Black - ORSV2-8x2.1-NBR79 O-ring Black82 mm  x 2 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 47x4 NBR - 80 Shore A - Black - ORSV2-47x4-NBR79 O-ring Black47 mm  x 4 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 125x4 NBR - 80 Shore A - Black - ORSV2-125x4-NBR79 O-ring Black125 mm  x 4 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 7.7x1.4 NBR - 80 Shore A - Black - ORSV2-7.7x1.4-NBR79 O-ring Black7.7 mm  x NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 45.5x6.8 NBR 85 Shore A - Black - ORSV2-45.5x6.8-NBR84 O-ring Black45.6 mm  x NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 64x3 NBR - 80 Shore A - Black - ORSV2-64x3-NBR79 O-ring Black64 mm  x 3 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 80x5 NBR - 80 Shore A - Black - ORSV2-80x5-NBR79 O-ring Black80 mm  x 5 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 45x8 NBR - 80 Shore A - Black - ORSV2-45x8-NBR79 O-ring Black45 mm  x 8 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 78x3 NBR - 80 Shore A - Black DVGW-Gasversorgung - ORSV2-78x3-NBR79 O-ring Black78 mm  x 3 mm NBR-Buna80 Shore A Jaicon-bekijk icon
O-Ring 17.04x3.53 NBR - 80 Shore A - Black - ORSV2-17.04x3.53-NBR79 O-ring Black17.05 mm  x NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 330x10 NBR 85 Shore A - Black - ORSV2-330x10-NBR84 O-ring Black330 mm  x 10 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 155x7.5 NBR 85 Shore A - Black - ORSV2-155x7.5-NBR84 O-ring Black155 mm  x 7 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 90x8 NBR - 80 Shore A - Black - ORSV2-90x8-NBR79 O-ring Black90 mm  x 8 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 214x4.5 NBR 85 Shore A - Black - ORSV2-214x4.5-NBR84 O-ring Black214 mm  x 4 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 55x6 NBR - 80 Shore A - Black - ORSV2-55x6-NBR79 O-ring Black55 mm  x 6 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 170x4 NBR - 80 Shore A - Black - ORSV2-170x4-NBR79 O-ring Black170 mm  x 4 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 12.42x1.78 NBR - 80 Shore A - Black - ORSV2-12.42x1.78-NBR79 O-ring Black12.43 mm  x NBR-Buna78 Shore A Neeicon-bekijk icon
O-Ring 354x8 NBR 85 Shore A - Black - ORSV2-354x8-NBR84 O-ring Black354 mm  x 8 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 4.9x1.9 NBR 85 Shore A - Black - ORSV2-4.9x1.9-NBR84 O-ring Black4.9 mm  x NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 30x4 NBR 85 Shore A - Black - ORSV2-30x4-NBR84 O-ring Black30 mm  x 4 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 23.47x2.62 NBR - 80 Shore A - Black - ORSV2-23.47x2.62-NBR79 O-ring Black23.48 mm  x NBR-Buna62 Shore A Neeicon-bekijk icon
O-Ring 6.07x1.3 NBR - 80 Shore A - Black - ORSV2-6.07x1.3-NBR79 O-ring Black6.07 mm  x NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 180x2 NBR - 80 Shore A - Black - ORSV2-180x2-NBR79 O-ring Black181 mm  x 2 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 408x6 NBR - 80 Shore A - Black - ORSV2-408x6-NBR79 O-ring Black408 mm  x 6 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 51x9 NBR 85 Shore A - Black - ORSV2-51x9-NBR84 O-ring Black51 mm  x 9 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 215x10 NBR 85 Shore A - Black - ORSV2-215x10-NBR84 O-ring Black215 mm  x 10 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 110x2 NBR - 80 Shore A - Black - ORSV2-110x2-NBR79 O-ring Black110 mm  x 2 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 2.6x1 NBR - 80 Shore A - Black - ORSV2-2.6x1-NBR79 O-ring Black2 mm  x 1 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 177.2x6.99 NBR - 80 Shore A - Black - ORSV2-177.2x6.99-NBR79 O-ring Black177.3 mm  x NBR-Buna99 Shore A Neeicon-bekijk icon
O-Ring 74x3 NBR - 80 Shore A - Black - ORSV2-74x3-NBR79 O-ring Black74 mm  x 3 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 390x6 NBR 85 Shore A - Black - ORSV2-390x6-NBR84 O-ring Black391 mm  x 6 mm NBR-Buna85 Shore A Neeicon-bekijk icon
Placeholder O-ring Gray217 mm  x 8 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 500x4 NBR 85 Shore A - Black - ORSV2-500x4-NBR84 O-ring Black501 mm  x 4 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 92x6 NBR 85 Shore A - Black - ORSV2-92x6-NBR84 O-ring Black92 mm  x 6 mm NBR-Buna85 Shore A Neeicon-bekijk icon
O-Ring 170x8 NBR - 80 Shore A - Black - ORSV2-170x8-NBR79 O-ring Black170 mm  x 8 mm NBR-Buna80 Shore A Neeicon-bekijk icon
O-Ring 28.17x3.53 NBR - 80 Shore A - Black KTW - ORSV2-28.17x3.53-NBR79 O-ring Black28.18 mm  x NBR-Buna80 Shore A Jaicon-bekijk icon
O-Ring 607x5 NBR 85 Shore A - Black - ORSV2-607x5-NBR84 O-ring Black607 mm  x 5 mm NBR-Buna85 Shore A Neeicon-bekijk icon
Placeholder O-ring Gray210 mm  x 8 mm NBR-Buna80 Shore A Jaicon-bekijk icon
O-Ring 15.9x2.3 NBR 85 Shore A - Black - ORSV2-15.9x2.3-NBR84 O-ring Black15.9 mm  x NBR-Buna85 Shore A Neeicon-bekijk icon

The origin of NBR

Nitrile-butadiene rubber (NBR) was developed by the chemical company ‘I.G. Farbenindusty’ from Germany between WWI and WWII. At first the material was called Buna-N® and was later renamed to Perbunan®. The material first came to market in the 30s and is nowadays the most used elastomer for standard seals like O-rings and other seals.

What is NBR?

NBR is an elastomer, which is a synthetic polymer obtained by the copolymerization of acrylonitrile and 1,3-butadiene. The characteristics are partly determined by the amount of acrylonitrile in the material and this varies from 18 to 50 percent. As the acrylonitrile increases, resistance to petroleum base oils and hydrocarbon fuels increases, but low temperature flexibility decreases and the rubber can become brittle.

What is NBR used for?

  • Seals
  • O-rings
  • Gaskets
  • Pipe and Cable Covers

The advantages of NBR

  • Resistant against oils, fats, hydrocarbons, diluted acids
  • Has good mechanical qualities and is wear-resistant
  • Good resistance to heat
  • It is powerful and elastic
  • It has a working temperature range of -35°C tot + 120°C (-30 ° F tot + 250 ° F)

The downside of NBR

  • It has limited resistance to weather and ozone conditions
  • Not well resistant to aromatic compounds, halogenated hydrocarbons, ketone brake fluids and strong acids
  • Must be kept out of direct sunlight
  • The working temperature range is limited in comparison to other materials

On this page we offer our range of 80 Shore A O-Rings. Search for your specific O ring by using the filters on the left of the page or take your time and browse our wide range of our products. When you can not find the product you are looking for in our 80 Shore A made from NBR, please send us a Direct Enquiry. Together we can discuss the specifications and find the right product for you.