Black Buna-N O-Ring | 155mm ID x 3mm Wide | 70 Durometer
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Black Buna-N O-Ring | 155mm ID x 3mm Wide | 70 Durometer

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Black Buna-N O-Ring | 155mm ID x 3mm Wide | 70 Durometer (30/Pkg.)

Mutual ScrewSKU: ZMUSH3X155B5
Price:
$32.04per 30( $1.07 each)
Pieces 30
Measurement type Metric
Material Nitrile
Color Black
Cross section 3
Cross section shape Round
Durometer 70
Inner diameter 155
Outer diameter 161
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 black Buna-N O-ring, 155 millimeters inside diameter with a 3 millimeters cross-section, designed for petroleum-based oils and common chemicals. The 70 Shore A hardness provides reliable compression, stable seating in groove seals, and consistent performance in standard mechanical assemblies.

Specs

  • Inside diameter: 155 millimeters
  • Cross-section: 3 millimeters
  • Outer diameter: 161 millimeters
  • Material grade: Buna 70 (NBR)
  • Hardness: 70 Shore A
  • Pack quantity: five pieces per package

Features

  • Seal type: O-ring
  • Material: Buna 70 (NBR)
  • Sealing compatibility: Petroleum-based oils and common chemicals compatible with Buna NBR
  • Geometric precision: Precisely formed 3 millimeters cross-section and 155 millimeters ID for reliable groove fit
  • Packaging: Five-piece pack to support maintenance inventories
  • Installation guidance: Designed for straightforward installation with appropriate lubrication and seating
  • Applications: Hydraulic and pneumatic systems, automotive assemblies, and industrial machinery requiring Buna NBR O-rings

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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