Black Buna-N O-Ring | 40mm ID x 4mm Wide | 70 Durometer
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Black Buna-N O-Ring | 40mm ID x 4mm Wide | 70 Durometer

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Black Buna-N O-Ring | 40mm ID x 4mm Wide | 70 Durometer (150/Pkg.)

Mutual ScrewSKU: ZMUSH4X40B25
Price:
$34.26per 150( $0.23 each)
Pieces 150
Measurement type Metric
Material Nitrile
Color Black
Cross section 4
Cross section shape Round
Durometer 70
Inner diameter 40
Outer diameter 48
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

This Buna-N O-ring features a 40 millimeters inner diameter and a 4 millimeters cross-section, rated at 70 Shore A. Supplied in a 150-piece package (25 pieces per pack), it is optimized for reliable, general-purpose sealing in non-chemical aggressive environments.

Specs

  • Dimensions: Inner diameter 40 millimeters; Cross-section 4 millimeters
  • Material: Buna-N (NBR)
  • Durometer: 70 Shore A

Features

  • Material: Buna-N (NBR) rubber, black
  • Hardness: 70 Shore A
  • Size precision: 40 millimeters inner diameter; 4 millimeters cross-section ensures consistent fit to standard grooves
  • Chemical compatibility: Resists mineral oils, fuels, and many solvents
  • Packaging: 150 pieces total in 25-piece packs (6 packs)
  • Applications: General-purpose sealing for non-chemical aggressive environments; suitable for maintenance and service tasks in automotive, hydraulic, and machinery assemblies

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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