Black Buna-N O-Ring | 35.7mm ID x 3.5mm Wide | 70 Durometer
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Black Buna-N O-Ring | 35.7mm ID x 3.5mm Wide | 70 Durometer

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Black Buna-N O-Ring | 35.7mm ID x 3.5mm Wide | 70 Durometer (250/Pkg.)

Mutual ScrewSKU: ZMUSH3.5X35.7B50
Price:
$36.65per 250( $0.15 each)
Pieces 250
Measurement type Metric
Material Nitrile
Color Black
Cross section 3.5
Cross section shape Round
Durometer 70
Inner diameter 35.7
Outer diameter 42.7
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

Professional-grade Buna-N O-rings engineered for dependable sealing across mechanical and fluid systems. This 250-piece pack provides a 35.7 millimeter inner diameter, 3.5 millimeter cross-section, and 70 Shore A hardness for consistent compression and seal integrity.

Specs

  • Dimensions: Inner diameter 35.7 millimeters; Cross-section 3.5 millimeters
  • Finish: Black
  • Material grade: Buna-N (NBR 70)
  • Durometer: 70 Shore A
  • Profile: Round O-ring

Features

  • Oil and fuel resistance: Buna-N elastomer provides reliable sealing in environments involving mineral oils and fuels, suitable for general mechanical and fluid system applications.
  • Round O-ring geometry: Uniform compression across standard metric fittings, delivering predictable and repeatable seal performance.
  • Dimensional stability: Tight tolerances on inner diameter and cross-section promote even compression and dependable seal under typical operating conditions.
  • Maintenance efficiency: Pack quantity of 50 pieces per pack, totaling 250 pieces, designed to optimize inventory management and reordering workflows for service teams.
  • Compatibility guidance: Appropriate for non-polar fluids and lubricants commonly used in mechanical assemblies; verify chemical compatibility for aggressive solvents.

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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