Black Buna-N O-Ring | 104mm ID x 4mm Wide | 70 Durometer
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Black Buna-N O-Ring | 104mm ID x 4mm Wide | 70 Durometer

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Black Buna-N O-Ring | 104mm ID x 4mm Wide | 70 Durometer (18/Pkg.)

Mutual ScrewSKU: ZMUSH4X104B2
Price:
$32.40per 18( $1.80 each)
Pieces 18
Measurement type Metric
Material Nitrile
Color Black
Cross section 4
Cross section shape Round
Durometer 70
Inner diameter 104
Outer diameter 112
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

These metric 4 millimeter width by 104 millimeter inner diameter Buna-N O-rings provide reliable, general-purpose sealing in mechanical assemblies. The seals are constructed from Buna-N (NBR) rubber and rated at 70 Shore A hardness, delivering balanced rigidity and flexibility to maintain seal integrity under compression.

Specs

  • Dimensions: 4 millimeter width × 104 millimeter inner diameter (nominal)
  • Material grade: Buna-N (NBR) rubber
  • Durometer: 70 Shore A

Features

  • Application scope: General-purpose sealing for automotive, hydraulic, and industrial equipment utilizing metric O-rings in the 4x104 size.
  • Material compatibility: Buna-N provides oil and grease resistance suitable for petroleum-based fluids and moderate fuels.
  • Seal performance: Balanced rigidity and elasticity support seal integrity under compression across typical operating environments.
  • Packaging and inventory management: 18 pieces total, packaged as two-piece bags for convenient replacement and stock control.

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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