Black Buna-N O-Ring | 185mm ID x 5.3mm Wide | 70 Durometer
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Black Buna-N O-Ring | 185mm ID x 5.3mm Wide | 70 Durometer

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Black Buna-N O-Ring | 185mm ID x 5.3mm Wide | 70 Durometer (8/Pkg.)

Mutual ScrewSKU: ZMUSH5.3X185B1
Price:
$31.44per 8( $3.93 each)
Pieces 8
Measurement type Metric
Material Nitrile
Color Black
Cross section 5.3
Cross section shape Round
Durometer 70
Inner diameter 185
Outer diameter 195.6
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

High-precision Buna-N O-rings designed for metric assemblies with a 185 millimeter inner diameter and a 5.3 millimeter cross-section. The 70 Shore A hardness provides stable compression for consistent seal integrity in tight installations and compact enclosures.

Specs

  • Inner diameter: 185 millimeter
  • Cross-section thickness: 5.3 millimeter
  • Material: Buna-N (Nitrile rubber)
  • Hardness: 70 Shore A
  • Packaging: 8-pack; 1 piece per bag

Features

  • Sealing performance: Buna-N formulation provides reliable sealing across general mechanical assemblies within metric hardware systems.
  • Compression stability: 70 Shore A hardness yields consistent seal integrity across repeated cycles and loading.
  • Cut-to-fit flexibility: Trim to match gaps and contours of metric hardware, enabling precise gasket seating for tight tolerances.
  • Compact geometry: 5.3 millimeter cross-section with a 185 millimeter inner diameter supports use in small enclosures and tight installations.
  • Inventory control: Single-piece packaging per bag simplifies handling and improves stock accuracy in maintenance workflows.

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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