Delivering Fluid Sealing Solutions Since 1972

Nitrile 90 O Rings

The UK’s largest selection of Nitrile 90 O Rings (NBR)

M Barnwell Service is the largest independent stockist, and distributor of fluid sealing products in the UK. We are also one of the leading suppliers of standard and specialist Nitrile 90 O Rings. Our Nitrile 90 O Rings provide exceptional resistance to a vast variety of fuels but particularly thrive in sub-zero conditions. Nitrile 90 is used across virtually all industries, including Aerospace & DefenceAgricultureAutomotiveBiotechnologyBus Truck & TrailerFood & BeverageMarinePharmaceutical, and Water & Gas.

If you require next-day delivery Contact a member of the team today.

Nitrile 90 O RingsNitrile 90 O Ring

Key features and benefits

  • General Temperature Range – Between -40°C and +135°C
  • Shore A Hardness – 90
  • Excellent abrasion and tear resistance
  • Great tensile strength
  • Compression set resistance
  • Good impermeability
  • Heat resistance
  • Cold resistance
  • Cost-effective (very economical)
  • Superb resistance to petroleum-based oils and fuels
  • Excellent resistance to hydraulic fluids, water, alcohol and silicone greases
  • Excellent resistance to oil, air, alcohols, diluted acids, gasoline, hydraulic fluids, vegetable oil, motor oil, mineral oil, water, hydraulic fluids, engine coolants, alkalines, diluted acids

Available Specifications

Key Uses of Nitrile O Rings:

Due to its temperature and pressure versatility, Nitrile O Rings have a wide variety of uses. This includes Marine, aircraft and automotive fuel structure, off-road equipment, oil-resistant applications of all types, and low-temperature military uses. Furthermore, it can be compounded to Hygienic FDA applications. Nitrile combines supreme resistance to petroleum-based oils and fuels, hydraulic fluids, water, alcohol and silicone greases. It also demonstrates an impressive balance of working properties such as low compression set, high abrasion resistance, and high tensile strength.

For further details about Nitrile (NBR) O Rings visit our Material Properties or Types of Nitrile pages.

If you would like more information about our range, download our catalogue, visit the general O Ring page, or see our Nitrile Comparison Chart.

We also have an extensive range of seal materials including Perfluoroelastomer (FFKM)Nitrile (NBR)Hydrogenated Nitrile (HNBR)Viton™ (or FKM/FPM)Viton™ AViton™ BViton™ GFViton™ GLTViton™ GFLTViton™ ETPEthylene Propylene (EPDM)Silicone (VMQ)Polytetrafluoroethylene (PTFE) Fluorosilicone (FVMQ) and Medical Grade.

M Barnwell Services endeavour to make sure that all content is correct. Manufacturing partners assisted with the creation of this page. M Barnwell Services does not manufacture the above products. E & OE.

Sizes

No limitation to dimensions with over 10,000 different sizes available from stock.

Materials

Nitrile (NBR), Buna-N

Temperature Range

Between -40°C and +135°C (intermittent/compound-specific up to +150°C)
Can be formulated for temperatures ranging between -65°C and +120°C (low-temperature)

Hardness

90 (Shore A)

Kits

O Ring Metric & Imperial Kits, Selection Boxes, Splicing Kits & Top-up Bags available.
Bespoke O Ring Kits and Selection Boxes also available.

Associated Products

Encapsulated ORings (FEP/PFA), Lube, Gauge / O Ring material tester, Quad Rings® (X-Rings), Nu-lip Rings, O Ring Cord, Tube, Anti-Extrusion Rings, Splicing Kits, Back-up Rings, Lubricants & Adhesives