These USA Made Buna-n Gasket w/ Mesh is Approved by the FDA. The gaskets are made of Buna-N and have a 316 Stainless Steel 5 to 300 Micron Mesh Overmold.
We recommend no more than a -40F operating temperature and is not responsible for the user running their system with incompatible chemicals
Benefits of Buna-N over Viton
Lower Temperature Range
Lower Costs
Better Compressibility and Springiness
Excellent Resistance to Major/Popular Solvents(Butane/Propane)
Better Tear Resistance
Better Abrasion Resistance
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Specifications |
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Materials |
BUNA-N (Nitrile) |
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Conformance |
FDA Compliant / Meets 3A Standards |
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Thermal Properties: |
Low-Temperature Range: -70°F |
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Minimum for Continuous Use(Static): -40°F |
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Brittle Point: -70°F |
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High-Temperature Range: +210°F to +250°F |
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Maximum for Continuous Use (Static): +250°F |
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Gas Permeability: |
Excellent |
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Durometer or Hardness Range: |
20-95 Shore A |
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Tensile Strength Range: |
200-3,500 PSI |
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Elongation Range(%): |
350%-650% |
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Abrasion Resistance: |
Excellent |
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Resilience / Rebound: |
Good |
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Chemical Compatibility |
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Butane |
A - Excellent |
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Propane (liquified) |
A - Excellent |
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Alcohols |
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Amyl |
B - Good |
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Benzyl |
D - Severe Effect |
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Butyl |
C - Fair |
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Diacetone |
D - Severe Effect |
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Ethyl |
C - Fair |
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Hexyl |
A - Excellent |
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Isobutyl |
B - Good |
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Isopropyl |
B – Good |
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Methyl |
A - Excellent |
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Octyl |
B - Good |
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Propyl |
A - Excellent |
For Technical Support, Questions, or Other Issues Please Email or Call Us!
Thank you for your interest in the products and services of CGS™.
This Limited Warranty applies to physical goods, purchased from CGS™ (the “Physical Goods”).
This limited Warranty covers any defects in material or workmanship under normal use during the Warranty period.
CGS™ will Replace or repair the product at no charge, using new or refurbished replacement parts.
The Warranty Period for the Physical Goods purchased from CGS™ is 180 days from the date of Purchase.
A replacement Physical Good or part assumes the remaining warranty of the original Physical Good or 180 days from the date of replacement or repair, whichever is longer.
This Limited Warranty does not cover any problem that is caused by conditions, malfunctions or damage not resulting from defects in material or workmanship of the physical good sold. The Limited Warranty does not cover Shipping, expediting, downtime and or other cause and effect problems or conditions that could exceed the cost of the original Physical Good sold.
The limited warranty does not cover labor of any type for installing or uninstalling of the Physical good sold.
To obtain warranty service, you must first contact us to determine the problem and the most appropriate solution for you.
