Black Buna-N O-Ring | 27mm ID x 4.5mm Wide | 70 Durometer
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Black Buna-N O-Ring | 27mm ID x 4.5mm Wide | 70 Durometer

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Black Buna-N O-Ring | 27mm ID x 4.5mm Wide | 70 Durometer (80/Pkg.)

Mutual ScrewSKU: ZMUSH4.5X27B10
Price:
$33.04per 80( $0.41 each)
Pieces 80
Measurement type Metric
Material Nitrile
Color Black
Cross section 4.5
Cross section shape Round
Durometer 70
Inner diameter 27
Outer diameter 36
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

Precision metric O-rings made from Black Buna-N (nitrile rubber) provide dependable sealing in standard groove configurations. The 27 millimeters inside diameter, 4.5 millimeters cross-section, and 70 Shore A hardness support repeatable compression under typical assembly loads.

Specs

  • Inside diameter: 27 millimeters
  • Cross-section: 4.5 millimeters
  • Finish: Black
  • Material: Buna N (Nitrile rubber)
  • Hardness: 70 Shore A
  • Form: O-ring seals
  • Packaging: 10 pieces per bag

Features

  • Material: Buna N (Nitrile rubber) — suitable for lubricated mechanical environments
  • Hardness: 70 Shore A — balanced compressibility and sealing force under typical assembly loads
  • Size accuracy: Precise metric sizing enables repeatable sealing across standard groove designs
  • Form: O-ring style seals — compatible with common groove profiles in small-scale assemblies
  • Color: Black — visually consistent with many equipment housings and fittings
  • Packaging: 10 pieces per bag — supports straightforward stocking and quick replacements
  • Use cases: Effective for small sealing tasks in DIY projects and light industrial settings, including automotive fittings, plumbing joints, hydraulic connections, and appliance seals

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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