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Silicone Industrial O-Ring - 8.641" ID

Expert Overview

This industrial-grade silicone O-ring provides exceptional sealing performance in a wide range of operating conditions. Its inherent flexibility and resistance to extreme temperatures and chemicals make it ideal for critical applications.

StandardASME B18
MaterialPolycarbonate
FinishPlain
GradeN/A
Inside Diameter8.641"
Outside Diameter3.181"
Cross Section0.257"

Detailed Engineering Specifications

Specified by design engineers worldwide, this robust silicone O-ring is manufactured to precise tolerances for reliable sealing in demanding environments. Featuring an inside diameter of 8.641 inches, an outside diameter of 3.181 inches, and a cross-section of 0.257 inches, its advanced silicone polymer construction offers superior resistance to heat, ozone, UV radiation, and a broad spectrum of chemicals. This material's inherent flexibility ensures excellent compression set resistance, maintaining seal integrity over extended operational life across a wide temperature range.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

TrelleborgEst. 1905
Sweden🇸🇪
"Engineered polymer solutions."
Market Rank
🏆 #1 Engineered Polymers
Industry Approvals
🚀 Aerospace & Subsea Approved
Warranty & Support
🛡️ High-Performance Guarantee
Green Manufacturing
🌱 Blue Dimension ESG
Certified:ISO 9001, ISO 14001
GarlockEst. 1887
USA🇺🇸
"High-performance fluid sealing."
Market Rank
🏆 Premium Fluid Sealing Leader
Industry Approvals
🚀 Nuclear & Pharma Approved
Warranty & Support
🛡️ Zero-Leak Guarantee
Green Manufacturing
🌱 Sustainable Materials
Certified:ISO 9001, FDA, NSF
FreudenbergEst. 1849
Germany🇩🇪
"Global sealing technologies."
Market Rank
🏆 Top Global Sealing Tech
Industry Approvals
🚀 Audi & Mercedes OEM
Warranty & Support
🛡️ Global Engineering Support
Green Manufacturing
🌱 Climate Neutral 2045
Certified:IATF 16949, ISO 14001

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Inspect the sealing groove and mating surfaces for cleanliness and absence of damage. 2. Carefully place the O-ring into the groove, ensuring it is seated without twisting or stretching. 3. Apply a thin, compatible lubricant if necessary to facilitate assembly and prevent damage during installation.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-stretching the O-ring during installation, leading to premature failure.Apply a compatible lubricant and use appropriate tools to gently seat the O-ring without excessive elongation.
Using incompatible lubricants or cleaning agents that degrade the silicone material.Always consult the material compatibility chart for the specific silicone compound and ensure lubricants are approved for silicone elastomers.

Common Applications

  • Aerospace and Aviation
  • Food and Beverage Processing
  • Medical Devices
  • Automotive Applications
  • Industrial Machinery

⚠️ Engineering Warnings

  • Verify material compatibility with all media and operating temperatures prior to application.
  • Avoid exposure to abrasive materials or sharp edges that can cause nicks or cuts in the O-ring.

Alternative Products to Consider

Premium Sealing equivalentHigher corrosion resistance (316 SS)
Economy Sealing optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Industrial O-Ring, Silicone made from?

A: This Industrial O-Ring, Silicone is manufactured from Polycarbonate.

Q: What are the main applications?

A: Aerospace and Aviation, Food and Beverage Processing, Medical Devices, Automotive Applications, Industrial Machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.641"CS = 0.257"SPECIFICATIONSSize: -214

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.