Black Buna-N O-Ring | 68mm ID x 3mm Wide | 70 Durometer
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Black Buna-N O-Ring | 68mm ID x 3mm Wide | 70 Durometer

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Black Buna-N O-Ring | 68mm ID x 3mm Wide | 70 Durometer (70/Pkg.)

Mutual ScrewSKU: ZMUSH3X68B10
Price:
$30.94per 70( $0.44 each)
Pieces 70
Measurement type Metric
Material Nitrile
Color Black
Cross section 3
Cross section shape Round
Durometer 70
Inner diameter 68
Outer diameter 74
Temp range '-40°F to +250°F (-40°C to +121°C)
Weight 0.5 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

The Buna-N O-Ring is a metric, oil-resistant seal designed for hydraulic and mechanical assemblies, featuring a 68 millimeter inside diameter and a 3.0 millimeter cross-section. With a durometer rating of 70 Shore A, it delivers consistent sealing performance across static applications and light dynamic sealing in automotive, industrial equipment, and plumbing systems.

Specs

  • Inside diameter: 68 millimeters
  • Cross-section: 3.0 millimeters
  • Material: Buna-N (Nitrile Rubber)
  • Durometer: 70 Shore A
  • Pack quantity: 10 pieces

Features

  • Material compatibility: Buna-N (Nitrile Rubber) provides resistance to petroleum oils, greases, and many hydraulic fluids.
  • Sealing in static and light dynamic scenarios: Suitable for static seals and light dynamic sealing in automotive, industrial equipment, and plumbing fixtures.
  • Consistency across pack: Uniform hardness and thickness to enable repeatable maintenance cycles.
  • Precise metric sizing: 68 millimeters inside diameter and 3.0 millimeters cross-section for reliable fit in corresponding housings.
  • Hardness-driven performance: 70 Shore A hardness supports stable compression and durable sealing under typical operating conditions.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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