313'' Buna-N O-Ring Cord Stock (70A) 100' spool

Mr O-Ring ★ 3.5/5 · ItemOracle Score Premium

$162 USD
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.313'' (5/16") Buna-N O-Ring Cord Stock, 70A Durometer, 0.313" Thickness, 100' Spool, Black

Buna-N o-ring cord stock for fluids and hydrocarbons, 70A hardness, -40 to 212 F. Made in the USA. Customers note easy adhesion and durability with good fit

Highlights

  • buna-n material compatibility
  • high durability and fit
  • made in the USA

Pros

  • suitable for a variety of fluids and hydrocarbons
  • 70A durometer for flexible yet durable cord
  • easy to glue into o-rings
  • made in the USA
  • durable with positive overall quality and fit

Cons

  • mixed reviews on size and leak resistance

Best For

  • replacement o-rings
  • adhesive-friendly sealing projects
  • custom seal fabrication
  • fluid-compatible seals
  • prototyping gasket cord
  • repair and DIY sealing tasks

Features

  • O-Ring Cord made of Buna-N (Nitrile
  • NBR) for use with a variety of fluids and hydrocarbons
  • Durometer (hardness) of 70A
  • For use across a wide temperature range from -40 degrees F (-40 degrees C) to 212 degrees F (100 degrees C)
  • Made in the U. S. A.
  • Available in various cross sections and lengths.

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