90A Nitrile Boss O-Ring | SAE ORB Buna-N Hydraulic O-Ring | HydraPak Seals, Inc
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3-920N90

90A Nitrile O-Ring for Straight Thread Boss Fitting, 1.475 X 1.711 X 0.118, AS568-920, Pkg. of 20

Part #:
3-920N90
Min. Order Qty: 1

Brand: HPSI

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HPSI

90A Nitrile Boss O-Rings are made from a harder durometer Buna-N (nitrile) than standard 70A Boss O-rings and are designed specifically for SAE straight-thread O-ring Boss (ORB) fittings in high-pressure hydraulic systems. Engineered for axial compression sealing, these O-rings provide reliable sealing in threaded connections to help prevent leaks. The harder 90A nitrile construction makes them suitable for more demanding sealing applications. Not recommended for long-term use with brake fluids. These O-rings are available in 20 non-standard sizes, with bulk discounts available for large quantity purchases.

Cross Section      :      0.118 in
Dash Number      :      920
Inside Diameter      :      1.475 in
Material      :      90A Nitrile (Buna-N) Rubber
Outside Diameter      :      1.711 in
Package Quantity      :      20
Part Number      :      (Prefix)-(Dash #)(90 Duro NBR)
Temperature Range      :      -40° to 240°F
  • 90A Buna-N (nitrile) construction provides durable sealing performance
  • Harder durometer than standard 70A Boss O-rings
  • Designed specifically for SAE straight-thread O-ring Boss (ORB) fittings
  • Engineered for axial compression sealing
  • Helps prevent leaks in threaded hydraulic connections
  • Designed for high-pressure hydraulic systems
  • Suitable for more demanding sealing applications
  • Available in 20 non-standard sizes
  • Not recommended for long-term use with brake fluids
  • Bulk discounts available for large quantity purchases

    • HPSI
    • 90A Black Nitrile O-Ring, 1-1/2 X 1-5/8 X 1/16, AS568-029, Pkg. of 20

    • 2-029N90
    • HPSI
    • 90A Black Nitrile O-Ring, 5/8 X 13/16 X 3/32, AS568-114, Pkg. of 50

    • 2-114N90