Black Buna-N O-Ring | 38mm ID x 6mm Wide | 70 Durometer (40/Pkg.)

Mutual ScrewSKU: ZMUSH6X38B5

Price:
Sale price$30.08per 40( $0.75 each)
Pieces 40
Measurement type Metric
Material Nitrile
Color Black
Cross section 6
Cross section shape Round
Durometer 70
Inner diameter 38
Outer diameter 50
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 NBR O-rings designed for reliable compression sealing in oil- and fuel-bearing hydraulic and pneumatic systems. This set includes 40 pieces total, organized in five-piece packs to support stocking and rapid replacement across multiple assemblies.

Specs

  • Inside diameter: 38 millimeter
  • Cross-section: 6 millimeter
  • Material grade: Buna NBR 70
  • Finish: Consistent surface finish
  • Hardness: 70 Shore A
  • Profile: Round O-ring
  • Pack contents: 5 pieces per pack; total quantity 40 pieces

Features

  • Oil- and fuel-bearing environment compatibility: Buna NBR 70 O-rings provide reliable sealing in hydraulic and fuel systems exposed to mineral oils and hydrocarbon fuels.
  • Precise molding and tolerances: Precisely molded cross-section and inner diameter enable repeatable sealing performance across assemblies.
  • Consistent round profile and surface finish: Maintains predictable compression and leak resistance under dynamic operating conditions.
  • Pack configuration for stocking: Five-piece packs allow easier inventory management and rapid replacement across multiple assemblies.
  • Ideal use cases: Hydraulic seals, pneumatic seals, valve seals, pumps, actuators, and industrial fluid control lines.

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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